The site makes it easy to shop by type of metal, diamond shape, and design. Although moissanite is lower on the scale than a diamond at 9 to 9.5, moissanites are still durable. Silicone carbide is a very different material from diamond, meaning it displays color differently and disperses light in a different pattern. Diamond is made up of carbon, while moissanite is made up of silicon carbide. Today, you can readily find moissanites in the same range of color as white diamonds. For example, a 2 carat oval diamond might measure 10mm in length x 7 mm width whereas a 2 carat oval moissanite measures 9mm x 7mm. A high hardness rating lets you know if the stone has endurance and can withstand the hustle and bustle of the daily grind. Buying moissanite engagement rings has become increasingly popular and preferable to diamond engagement rings. This is a form of crystalline silicon carbide created in laboratories and widely used as a diamond simulant. We use authentic and superior quality . Super 1 or 2 Carat 6 Prong Real High Quality Moissanite Diamonds Necklace For Women - Luxury Fine Jewelleryhttps://youtu.be/gsUgC9llZ2YSHINE BRIGHT LIKE DIAM. Customers often assume that engagement rings and other gold jewelry isn't high quality if it wears down. What're the differences in appearance between moissanite and lab diamonds? The International Gem Society (IGS) is the world's top resource for gem professionals, enthusiasts, and industry content. Shipping. Watch Now Previous Shows. People who sell moissanite may claim moissanite is tougher, while those who sell diamond may claim the opposite. High Durability: Moissanite is harder than cubic zirconia and almost as hard as diamond, making it a durable gemstone. It's another important moissanite vs lab diamond difference. They're nearly indestructible. We can begin a complementary search for you and walk you through everything you need to know. Brides takes every opportunity to use high-quality sources, including peer-reviewed studies, to support the facts within our articles. Buy 2.58 Carat Round Lab Grown Diamond, D Color, VS1 Clarity, GIA 1457541499 from Brilliance. Moissaniteswill appear more sparkly, with tons of rainbow light, When set side by side next to a diamond, it'll be obvious to tell which is the moissanite because it'll be the stone that glitters like a disco ball! document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); DISCLAIMER: We don't use your email for marketing. . Its versatile and easy to play around with, so finding a piece you love shouldnt be difficult. Also, if you and your soon to be fiance are open to alternatives, moissanite is a great alternative to a diamond. So, moissanite tends to have more colored flashes of light than diamond. Now, does this mean that moissanites scratch? Lab diamonds' price may be at least 20% lower than mined diamonds, but they are still expensive if you're wanting something under $1000. Nowadays, you can find lab diamonds over 45% cheaper than a mined diamond. The process is long and complex, and it takes around two to three months to create a single gem. Moissanite's close resemblance to diamond makes it a popular choice for engagement rings. It ranks stones from 1 to 10, with 10 being the most durable and least likely to scratch. Comparing the Advantages and Disadvantages of Earth-mined . When you're looking at a diamond, you'll notice both brilliance (white flashes) and fire (colored flashes). 1. Well keep your budget, desires and concerns in mind. Shes worked at shops like Kay and Zales learning all the insider secrets about diamonds and jewelry. Whether diamond, moissanite, or something else entirely, CustomMade will help you find the perfect center stone for your style and budget and place it in a unique engagement ring you'll cherish. As usual, shop with a retailer you trust in order to get the most for your money. However, this doesn't help establish how hard a moissanite needs to be knocked until it chips or shatters. If you'd prefer a diamond, buy a diamond. The only minerals that scratch a moissanite are those equal or higher on the scale namely, diamonds and other moissanites. Around 100 miles, to be a little more specific, deep into the mantle of the earth. Carat Size: GIA Certified Diamond (Round, I-color, VS2) White Sapphire.50ct (5mm) $1,100+ $430: 1.0ct (6.5mm) $4,000+ $980: 1.5ct (7.5mm) $10,000+ $1,680: White Sapphire vs Diamond vs Moissanite. Moissanite is measured by mm and diamonds are measured by their carat weight. Moissanite has a Mohs hardness of 9.25, while a diamond has a Mohs hardness of 10 the highest on the scale. Although moissanites and diamonds can look similar in color when seen from a distance or in poor lighting, there are significant color differences between them that are more obvious when the two are viewed up close. Therefore, an accurate comparison of price is not possible. Discovered in the 19th century, moissanite (silicon carbide) has been lab-grown since the late 1990s. Moissanite vs. Diamond Stone Strength. ; Moissanite Versus Cubic Zirconia. . Lab diamonds and moissanite both are hard gemstones, but diamonds have the edge. A lab diamond has the highest rating on the hardness scale, which is a 10. Since moissanites are artificial, unlike natural diamonds, its very uncommon to see moissanites with a clarity grade below the VS level for sale. Some moissanites are even cut in antique cuts that were widely used for diamonds hundreds of years ago. Moissanite is silicon carbide (SiC) while diamond is carbon (C). However, diamonds are thought to be pretty expensive, with the average cost being $4000 per carat. With moissanite, it can be created as often as needed, but takes a little longer. The two gemstones may have a lot in common, but their differences are what matter. Because a diamond is such an expensive and personal purchase, you simply must get a closeup look at how it sparkles before buying. Dark green tourmaline and red rubellite gems can look very black in an emerald cut. These also usually cover stone tightening, prong retipping for when the prong snag, and of course, cleaning. However, manufacturers have been perfecting the creation process over time, and you can now get high-quality moissanite that is colorless., Diamond color, however, can vary greatly. There are a couple unobvious reasons why someone might swing towards a CZ ring rather than a lab diamond ring or the reverse. One carat one bag with vacuum package. If you've decided on a diamond, read about diamond quality first to avoid paying more than necessary. Forever Brilliant was the first of several colorless-looking moissanites produced by Charles & Colvard. When it comes to the costs of moissanite and lab created diamonds, it's clear the price point goes to moissanite rings. The American Rose Brilliant Cut is an innovative design by diamond cutter Maarten de Witte. As you can see, moissanite offers major cost savings. This can make it difficult to tell the difference between the two. super premium princess cut loose moissanite from Brilliant Earth, best lab created diamond engagement rings, What Are Fancy Gray Diamonds? In this interview, he discusses how he got into Aquamarine is the blue to blue-green variety of beryl. One is real and costs $8,820 One is Moissanite and costs $175 Can you tell which is the real diamond? When it comes to engagement ring stones, there's a lot to consider. Thats ultimately a subjective question that no one can answer. ", However, moissanite doesnt fall far behind. At first glance, a lab created diamond compared to a moissanite gemstone might seem similar, but are actually very different. When comparing moissanite vs diamond, moissanite is the clear winner in the price category. No questions asked returns within 30 days of shipment. Forever One Moissanite. It is possible for a natural diamond to become moissanite through a process called metamorphism. Those sensitive to color may prefer diamond or white sapphire to moissanite. . The Forever Brilliant brand has since been discontinued, but you can still track down information on these moissanites online. This is one of the biggest reasons why it's the most popular diamond alternative, and is an upside when comparing them to lab grown diamonds. While price differs between diamond and moissanite, its essential to realize that the features, quality and beauty of diamonds and moissanites differ significantly. A diamonds price and value is dependent on its 4 Cs (Cut, Color, Clarity and Carat). Moissanite bends light a lot, meaning light bounces around more, giving it max sparkle! Note that visually, a lab grown diamond and natural mined diamond of the same grades will look the same because there is no difference in appearance in lab diamonds vs natural diamonds, regardless if its radiant-cut, emerald-cut or anything in between. The most popular cut for moissanites is the round brilliant cut. The rhodium in white gold fades over time, due to oils in the skin and other conditions. GIA Certified Diamond. The plasma disintegrates, leaving the diamond crystal behind. A stone's strength is ranked zero to ten on the Mohs Hardness Scale. A 1-carat moissanite engagement ring with white gold and a VS1 to VS2 clarity, round-cut stone is typically around $1,400. In this interview, he explains how he Maarten de Witte is one of the worlds premiere diamond experts. It takes around 2-3 months to create a single moissanite, so its production alone is limited. Lab created diamonds are constantly shifting in value. On the other hand, most moissanites tend to cost the same price, except when two stones differ in size and type of moissanite materialenhanced or unenhanced. Often times, value is not concern for other, unless they're looking to resale their ring. Difference between them and why diamonds are worth the money. 1.92 CTW DEW Round Forever One Moissanite Six Prong Solitaire Ring in 14K White Gold. 0.5 Carat Diamonds 0.75 Carat Diamonds 1 Carat Diamonds 1.5 Carat Diamonds 2 Carat Diamonds 3 Carat Diamonds 4 Carat Diamonds. Although moissanites do occur naturally (and very rarely) in very tiny crystals, when consumers compare moissanites and diamonds they're most likely considering synthetic moissanites. Search. Therefore, when ordered by millimeter, it is always easier to fit moissanite into available settings. For this reason, it's best to avoid large moissanite stones in jewelry. Theyre promoted as hand-cut, flawless and made using the finest moissanite rough available. The cost of lab diamonds and mined diamonds depend on the cut, clarity, color, and carat weight of each individual loose diamond. Both moissanite and diamond are measured in carats, which is a unit of weight. IGS may receive customer referral fees from the companies listed in this page. The biggest difference between diamonds and Moissanite is how they sparkle. Luckily for consumers, they usually get caught pretty quickly. We can't stop emphasizing to make sure to read the policy. A geologist, environmental engineer and Caltech graduate, Addisons interest in the mesmerizing and beautiful results of earths geological processes began in her elementary schools environmental club. Moissanite tends to appear larger than diamonds of the same carat weight due to its higher refractive index, which measures how much light is refracted or bent as it passes through the gemstone. The typical cost of a 2-carat moissanite engagement ring would be approximately $1200, and a 3-carat moissanite cost price would be approximately $3000. Because diamonds are mostly natural rather than artificial, they can vary hugely in price, value and quality. With a hardness of 9.25, moissanite is the second-hardest material used a gemstone. Moissanite of the same size (6.50mm) will have an actual carat weight of approximately 0.88 CT or 1.00 CT DEW.Moissanite Size Chart.Moissanite SizeDiamond Equivalent Weight (DEW)9 mm.2.75 ct.9.1 mm.3.00 ct.9.5 mm.3.35 ct.9.75 mm.3.61 ct.25 . This rare mineral has a strong crystalline structure that withstands high pressure, and which gives it optical . C161, the 3rd Floor, No.69 Xihuan Road, Wuzhou, Guangxi, China. Pompeii3 8 Ct Black Moissanite Solitaire Engagement Ring 10k White Gold. If reliable, these figures indicate diamond takes about twice as much pressure to break than moissanite, while moissanite takes three times as much pressure to break than CZ. While diamonds are graded on the 4 C's scale (Cut, Clarity, Color, Carat), moissanites are graded solely on color. They just as beautiful but they are a lot cheaper, so if you are concerned with size, you could get a larger moissanite instead. When you're looking at a diamond, you'll notice both brilliance (white flashes) and fire (colored flashes). Both gemstones can be fancy colored as well. A high quality moissanite should cost less than a high quality lab diamonds, but it'll be much more expensive than a white sapphire or cubic zirconia. We will make sure to act as your consultant and cover all the important moissanite vs lab diamond differences. That said, they are not unbreakable; though a diamond is extremely hard, it is not the toughest mineral, which means it can still break or chip. A little known fact about colorless moissanite is that it doesn't always look colorless. Jewelry such as an engagement ring is made from natural materials, metals such as gold, and minerals. As the hardest known mineral,diamonds are incredibly durable and resilient. Necessary cookies are absolutely essential for the website to function properly. Diamonds with older cut styles or modern cuts with certain angles will show more fire than most modern diamonds. In fact, the Satur Stone costs only 1% of the price of a 2 carat diamond. As the chart demonstrates, diamonds are harder than some very durable minerals such as steel and Tungsten carbide. A 1-carat moissanite with the same traits is usually $300 but can be $450 to $600. 2022 International Gem Society LLC. Distinguishing moissanites and diamonds based on brilliance and fire isn't reliable, but it's easier to see at larger sizes. Starting at: $1,769.00. It's natural and will happen with all white gold rings, regardless if its 14k gold, 18k gold or some other fineness. These elements work together to form the beauty and brilliance of the stone. The price of moissanite depends on size and if they were enhanced or not. People often use it on rings because it looks like a diamond, but it's not an imitation like cubic zirconia. James Allen will send you a paid shipping label to return the ring. The moissanite will have extra fire due to its high refractive index. Wishlist. Unleashing a sophisticated and graceful aura, the Frida ring features a yellow asscher Moissanite held by a 4-prong claw setting with accompanying trapezoid side stones. With this said, there are several ways that you can tell moissanites and diamonds apart when theyre viewed up close: GIA, the worlds leading diamond grading laboratory published an article about how some people tend to cheat the system and sell moissanites as diamonds. While relatively noticeable when looking at a moissanite vs. diamond side by side, the difference in brilliance and fire is increasingly obvious with larger sizes, especially when the gemstones are viewed up close in certain lighting conditions. The cost of this lab diamond is $8,220 from James Allen. Moissanite stones that are larger than 6.7mm (1.2 carats) or so could appear to be larger than average, and therefore, potentially fake to others. This refraction is one reason why it sparkles more intensely than a diamond. Therefore, We would like to say that our moissanite to diamond size is also almost the same. We'll help you get the best diamond for the money. But, diamonds are even harder. The carat is the traditional unit of measurement for a diamond's weight. Nearly colorless diamonds, ranging from D to J on the GIA scale, will contain no hints of yellow or gray tinting. 2.00 Carat Diamond Ring; 2.50 Carat Diamond Ring; 3.00 Carat Diamond Ring; 4.00 Carat Diamond Ring; BY BUDGET. You can find a stunning lab-grown diamond from James Allen or Blue Nilefor a fraction of the cost of a natural diamond. Moissanites are almost always lab-created and made from silicon carbide. This gives moissanite buyers great options for mimicking their favorite diamond looks and styles. Moissanite gems can be up to 90% less expensive, depending on things like classification. "Based on rankings from one to 10, diamonds are a 10 and moissanite is a 9.25-9.5." Moissanite. If you want a large carat, white gemstone, but you dont have the money for a large diamond, moissanite is the way to go. They say it's from meteorites, thus earning its nicknames as the "Space Diamond" or "Stardust". Both gemstones exude a great deal of brilliance and fire in their design, but moissanite has more fire. Shapes with points like marquise, princess cut, pear cut, and a heart shaped stone. Overall, the refractive index of the two stones is very similar. Jessica Booth is a journalist with over 10 years of experience and a freelance writer whose work has appeared on sites such as Bustle, Insider, and Refinery29. So, diamonds can be everything from colorless to yellow, pink, blue, green, red, or brown., While shopping for moissanite is like shopping for any other gemstone, there are a few things to keep in mind. Search Our mission. Often called a diamond simulant or a simulated diamond, moissanite is actually a diamond alternative. This loose moissanite is $1590, plus whichever setting you decide to put it. Get started with the International Gem Societys free guide to gemstone identification. Interestingly, moissanites have a higher refractive index a measure of the speed at which light travels through the material than diamonds. This is a personal choice with no wrong answers. As you can see, moissanite clearly has the edge when it comes to having lower prices than a lab grown diamond of similar quality. While no gemstone can match a diamond's hardness, Diamondresnu Moissanite stones come incredibly close. Another common question we get is whether a couple should choose White Sapphire or Moissanite. Moissanite is a form of silicon carbide that can be natural or lab-created. Both gemstones paired with a durable metal are suitable for daily wear, which is important when buying an engagement ring. However, due to the limited supply of naturally-occurring moissanite on earth, the moissanite used for jewelry is produced artificially in a laboratory environment. The IGS cannot corroborate the following measurements of pressure tolerance in millions of pounds per square inch (PSI) for diamond, moissanite, and cubic zirconia (CZ), another well-known diamond simulant. The bit of a diamond called a diamond seed is put under enormous amounts of pressure and high temperatures. The cut and clarity grade is similar across different qualities of moissanites. Because diamonds are mostly natural rather than artificial, they can vary hugely in price, value and quality. Still, they are an ideal choice for everyday wear, especially for an engagement ring. Diamonds are the hardness mineral in the world. The Year's Biggest Engagement Ring Trends, Instagrams to Follow for Engagement Ring Inspo, Questions to Ask Before Engagement Ring Shopping, The Best Places to Buy Engagement Rings Online, 3 Things to Never Do to Your Engagement Ring, How to Clean Your Diamond Engagement Ring. The author of this article, our CEO, Mike Fried has over 20 years of experience in the diamond industry. When it comes to engagement rings, moissanite or lab diamond would be a suitable option. Because moissanite is double refractive, it is cut differently than diamonds to enhance the sparkle.. Learn the facts Also known as heliotrope, bloodstone is the traditional March birthstone. Like diamonds, moissanites are generally imperfect, meaning theyll often have small blemishes that are visible when theyre viewed under magnification. Here are the ones you might not have thought of. It can be harder to find moissanite at a physical jewelry store than it is to find diamonds and other gems. She explains, Diamond color is graded on a scale of D-Z, with D being colorless and Z being a light yellow or brown (with those beyond Z being fancy color diamonds). This concludes to both diamonds and moissanite have almost the same durability, and can both guarantee to be long-lasting stones for jewelry. Want to learn more about jewelry? Dont settle for a low-quality stone thinking its all you can affordif you shop around, youll likely find higher quality stones at the same price point. VS1 Clarity. Check out the moissanite sizes you can get for the following budgets, compared to diamonds of different color grades. It has more fire and brilliance than any other gemstone, meaning it has more sparkle, reveals OConnell. But how do they measure up against cost-efficient lab grown diamonds engagement rings? Charles & Colvard creates the Forever One Moissanite with high specifications. Available in oval, halo and round styles. But first, let's find out how and where each of these center stones come from. Ahead, OConnell and expert Kim Kanary explain how moissanite compares to diamonds. Moissanite sizes are taken from Brilliant Earth'sSuper Premium moissanite, which is equivalent to a D-E-F diamond color grade. Color Both Moissanite and diamonds can be colorless or have a slight tint of color. Diamonds are graded on a GIA Color scale from D to Z, while moissanites are not categorized by their color. Perhaps the biggest advantage of moissanite over diamonds is the price, for moissanite is considerably cheaper than a diamond. Even the best Forever One moissanite of the same weight would cost less than $600. Juli is a straight shooter and will tell you what you need to know to make the best jewelry purchase. But that's not true. Of course, diamonds are the hardest known mineral and are rated a 10 out of 10 on the Mohs scale of hardness. However, this depends partly on the diamond cut. It involves examining many diamonds very closely. At large sizes, its generally easy to notice the stark difference from a diamond. Actual Stone . This quality is similar to a lab diamond ring with a near colorless (G, H,I) color grade. White gold needs rhodium plating, which can cost $60-$120. Virtual Carat Guide. . Moissanite No: 4200Pcs . Moissanite is the second hardest to diamonds on the Mohs hardness scale, OConnell says. Watch out for those companies that have a manufacturer's warranty or insurance. We are happy to help. Home Guides Moissanite vs Lab Diamond. Pompeii3 1/3ct Solitaire Bezel Treated Blue Diamond Engagement Ring 14K White . However, you should consider both of these stones as sentimental value, rather than monetary, especially when it comes to jewelry such as an engagement ring. For many, a colorless diamond with the highest clarity grade is completely unattainable, OConnell says. 2 Carat Moissanite Men and Women Set Rings, Handmade Jewelry, Sterling Silver Rings, Engagement Cocktail Wedding Ring, Art Deco Aesthetic. Lab diamonds are still sparkly, but it doesn't overpower in any type of lighting. Juli has been working with diamonds and jewelry for 6+ years. Moissanite vs Diamond: Color When it comes to color, this is more a matter of preference. The minimum order quantity is 1 carat. Charles & Colvard, the original manufacturer of gem-grade moissanite, has hundreds of ring styles to choose from, all available online. They claim to be totally colorless, equivalent to a D, E or F GIA diamond color grade. Take this stunning 2.01ct diamond from James Allen for example. The price continues to rise for heavier carat weights. Starting at: $1,079.00. FREE delivery Thu, Mar 9 . Lab diamonds go by the 4Cs of diamond quality, put forth by the GIA. We also use third-party cookies that help us analyze and understand how you use this website. Carat Weight. Period. In different lighting, a colorless moissanite may appear brownish or gray in low-lighting. Learn More. Nothing but a diamond can scratch another diamond. It takes billions of years for diamonds to form beneath the surface. It is incredibly difficult to scratch a diamond. A near-colorless, round-cut, 1-carat diamond with good clarity will usually be $5,000 but can be $1,800 to $25,000. Back to blog Quick links. Shape. At Brilliant Earth, we offer Premium and Super Premium moissanites. They also have the nicest collection of lab created diamonds online. Copyright Learning Jewelry 2023 2.30 CTW DEW Elongated Cushion Forever One Moissanite Elongated Cushion Classic Solitaire Engagement Ring in 14K White Gold. How do the prices compare between moissanite and lab diamonds. Should You Sleep With Your Engagement Ring On? Kanary adds, Moissanite has over twice the dispersion value of a diamond, which means that it has a greater fire (or display of spectral colors) that is visible when you rotate the stone.The result is a rainbow-like effect, while diamonds reflect whiter light. This 2-carat moissanite ring is from the Forever One Moissanite collection and costs $2,000 at Helzberg Diamonds. Lab created diamonds also have inclusions, which are characteristics that have happened to the diamond as it was forming. This range works best with yellow gold or rose gold settings and vintage styles. You can find a moissanite ring like this on Amazon for a fraction of the cost of a diamond ring, but its important to know the main differencesand in this guide, well share everything you need to know. Lab-Grown Diamonds Versus Natural Diamonds: Whats the Difference? 2 carat moissanite solitaire Moissanite is a very rare gem that is sparkly and thought of as a replacement for diamonds, perhaps similar to the way that cubic zirconium is. The difference between diamond and moissanite may be noticeable only if someone is comparing the two stones side-by-side. Compared to cubic zirconia, moissanite is a real gemstone-but rare in it's natural form. Although the prices differ, the lasting value and actual beauty of a moissanite vs. diamond is incomparable. People have never ever questioned if it was an . Characteristics Innovatively cut and crafted using exclusive technology The Mohs scale shows one of the most obvious distinctions between a moissanite and a diamond. You may prefer moissanites to diamonds for the following reasons: They are lot less expensive than diamonds: For example, you can get a 1-carat, colorless moissanite for $600. At a 10 on the Mohs scale, diamond is well-known as the hardest material. (+Hardness and Wearability Info). There is a tiny chemical difference between the two, as natural diamonds often contain a very small amount of nitrogen, while synthetic diamonds do not. The gas mixture cause the carbon to turn into plasma. This is a technical term for how much a gemstone bends light. Not quite. Whichever ring stone you choose, you should always choose the stone and design that fits your lifestyle and budget, because either one would make a gorgeous engagement ring! Charles & Colvard recommend these Sunshine polishing cloths This field is for validation purposes and should be left unchanged. Based on rankings from one to 10, diamonds are a 10 and moissanite is a 9.25-9.5.. Cubic Zirconia Versus Diamonds: What's the Difference? Privacy PolicyTerms of UseAffiliate DisclosureAccessibility Statement. In terms of color, Forever One moissanites are certainly closer to being colorless than older colorless artificial moissanites such as Forever Brilliant. Choose from Same Day Delivery, Drive Up or Order Pickup. A 1 carat diamond of I color and VS2 clarity would cost in the region of $4,000 - $5,000. As light strikes the pavilions (the angled surfaces on the lower half of the diamond), it bounces and is refracted up through the diamonds table (the top, flat surface) to your eye. Shes worked at retail shops like Kay and Zales learning all the insider secrets about diamonds and jewelry. Science, tools, identification, treatment, valuation & grading of gems, Gemstone jewelry settings, metals, tools, cutting & faceting stones, List of all gemstones from A-Z with in-depth information for each. Turns out, it was a different gemstone entirely. Besides refraction, another important feature when looking for a gemstone on a ring is clarity. With their extensive selections of diamonds, you're sure to find the one that's best for you. The mixture of the two cause the seed to crystallize. These two minerals have different properties that affect the stone's color, brilliance, and durability. F Color. looks bigger on zoomed in photos Email: info@onegemstone.com. Compared to diamonds, moissanites are way cheaper. As a customer, when buying any type of engagement ring or wedding ring, or any jewelry that you plan on wearing frequently, you should always consider buying from a place that offers a warranty. Moissanite: Moissanite's intense rainbow effect increases as the stone get larger. This has given him a unique perspective on what information truly helps our readers in their quest for finding the perfect diamond engagement ring or piece of jewelry. Additionally, you might notice a hazy appearance on a moissanite over time. Within the mantle, the heat and pressure cause graphite to change its molecular structure. JCK Online also reports of cases where fraudulent merchants were coating moissanites with a thin diamond film and claimed these were challenging to identif..