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Fine Jewelry University (Show All FJU Articles)
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Gem in the Spotlight: Tourmaline
…, right here in California . Maybe you just appreciate the vibrant colors and rich history of this very special gem. Whatever your reason, you can’t go wrong with a beautiful piece of tourmaline jewelry, and the gemologists here at Arden …Tourmaline is one of the most beautiful gems that you’ve probably never heard of. Less popular than the likes of ruby or sapphire… collectors and connoisseurs who appreciate its unique properties and stunning array of colors. In fact, tourmaline is found in almost any color you can imagine, and people have most likely used and appreciated it for hundreds of years…
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Gem in the Spotlight: Tanzanite
…a gemstone. Tanzanite has them both. In fact, it is estimated that Tanzanite is 1,000 times rarer than diamond. But, what makes Tanzanite so popular is its color. Tanzanite’s gorgeous color is a captivating mix of blue and purple. The … thought he found sapphires, but after discovering they were too soft, he started searching for answers as to what these gems could have been. They went to MIT geologists who discovered the gems were blue zoisite. Eventually, as the …
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Fake Diamonds: The Great Diamond Attack
… would try to find out who was the real person. Technology has created many new diamonds and diamond lookalikes. “What is a real diamond?” is a difficult question these days. And the problem of separating a fully natural diamond from all … more colorless. Next they can take a diamond and make them have intense colors. The colors they are making are somewhat unusual for the diamond trade. The common colors are a bright green and yellow/orange stones. Some call the colors …
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Gem in the Spotlight: Quartz
What is common and yet rare? What is well known but surprising? What is affordably priced sometimes and sometimes … get the “diamond” part of their name because they are typically very high clarity with sharp facets that somewhat resemble the facets of a diamond. That said, they aren’t worth anything close to what a comparable natural diamond would be… answered quartz to all these questions you would be right (but naturally you looked at the title and knew). Quartz is one of the most common minerals on earth. Many quartz varieties are cut into gemstones, but some varieties are very …
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Gem in the Spotlight: Pearl
… accents in fine jewelry with many of them set together to create intricate, textured patterns. See More on Etsy › What Makes a Pearl Valuable? There are several factors that can effect the value of a pearl. Understanding these factors …Pearls have captured the imagination and adoration of people from diverse backgrounds throughout history. They are both simple and infinitely complex. Let’s explore the science, history, and lore surrounding this most… Pearls Formed? Pearls are formed when a foreign object enters the shell of a mollusk and irritates the soft mantle tissue within. In response to the irritant, the mollusk secretes a substance called nacre to coat the object and protect…
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The Magic of Polarized Light
… polarized light on a daily basis when we put on our sunglasses, turn on our TV, or sit down at our computer. But, what is polarized light exactly, and why is my jeweler writing about it? It turns out that polarized light is actually a … a stone is doubly refractive or not you can use that information to narrow down the list of possible candidates of what the stone could be. A great example of this phenomenon can be seen when looking at the facet junctions on a …
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How to Sell Jewelry on eBay and Other Websites
… in case the shipper damages it or the buyer says it was like this when they got it. If it is damaged, ask the buyer what shape the box was in when they got it. Keep all of your shipping and insurance receipts in case the piece is damaged… return it with a different gem (they could switch the diamond with a lower grade or even a CZ and claim that is what they got). If you use eBay, you have to be found, do the research on the best category and keywords for your item. …
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Frequently Asked Question about Jewelry
… jewelry in general. If you have a question you’d like answered, please contact us and we would be happy to help. What is a Gemologist? A gemologist is one who studies gems and jewelry scientifically, who knows and identifies them, can … must keep up with current advancements in the field. The pace of change in the gem industry is staggering. What is Moissanite? Moissanite is lab-created silicon carbide. It has become an excellent diamond imitation since it gives a …
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Understanding the Diamond Buying Game
… model and different EGL labs grade wildly different. Some other labs like IGI and many more will put on a report what the customer, the diamond owner wants the report to say. So the first problem you have to contend with is what lab … of a diamond and gemological equipment to check the grades. I see internet diamond buyers all the time not getting what they think they are getting. The surest way to get ripped off when buying a diamond is to think of it as a commodity…
