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Fine Jewelry University Articles matching: “crown mark”
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Fine Jewelry University (Show All FJU Articles)
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What Are Lab Grown Diamonds?
…it is a “synthetic diamond” because it does not have the same chemical structure as a diamond. A white sapphire, marketed and disclosed as a white sapphire, is a sapphire. But, if it is used in place of a diamond, then it is a diamond … coated Cubic Zirconia has an extremely thin diamond coating only. However, this does not stop some unscrupulously marketers from calling them synthetic diamonds. Now, you know better. Lab Grown Diamonds Compared with Natural Diamonds So…
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How to Sell Jewelry on eBay and Other Websites
… unique and are willing to pay a high price for it. Second, the others are looking for a great bargain, wanting only to pay the lowest price. If your jewelry is unique, get a high price if not, then the bargain hunters are your market. The success of eBay helped a much older business the pawn shops. The pawn shops who sell jewelry on eBay and other online sites are willing to take much less because they buy them so cheap. Unfortunately, they may be your biggest …
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How to Value Inherited Jewelry
…, jewelry value is not one set number. It changes with the situation (who is buying, and who is selling) and the marketplace (global economy, commodity prices, local jewelry market, etc.). And, it changes with time and styles. …value of an item could be $1,000 given one set of conditions, but in a certain area, given the way it was put out to market, the condition of the item, the photo in the ad, and a million more factors the seller may only find a buyer … different types of appraisals . The replacement value insurance appraisal has the least correlation to the actual market value of the jewelry item. So, even though insurance appraisals are commonly available, this would be the least …
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Platinum
… of the metal and none of its volume is lost. In addition to its strength and density, platinum has another remarkable quality – pliability. Platinum is a symbol of true love, purity, rarity and strength. These qualities of platinum are … white luster. This helps to reflect the true radiance of diamonds. In the United States platinum is usually marked: PT or PLAT. In Europe, platinum is identified by the following marks: 950 or PT950. The History of Platinum in Jewelry …
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How to Sell Your Jewelry
… service for a fee. Think of a jewelry broker as a hired professional working for you against a very sophisticated market like the jewelry industry. Make sure their allegiance is to you alone. Most jewelry brokers are highly trained in … of jewelry. Also realize that the prices asked for in the paper are rarely achieved and do not reveal the true market value. Some times the jewelry is sold for very much less then advertised or never sold at all. But with some safeguards…
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The Magic of Polarized Light
…snake” bands on this glass gem? In Conclusion So there you have it, a brief introduction to polarized light and its many uses in gemology and our day-to-day lives. We hope you enjoyed this article, and remember that if you are in the market for a new diamond or gemstone our trained gemologists have the tools, understanding, and experience to help find the
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Gem in the Spotlight: Tanzanite
… amount of blue in a tanzanite is caused by the quantity of vanadium present. Raw, unheated tanzanite is sometimes marketed as “mermaid tanzanite” because of the iridescent blue and green colors. You can usually tell if a tanzanite has …VP of Tiffany & Co. at the time, who named the stone tanzanite after the country of origin. Tiffany then started marketing the stone around 1968. The geological conditions required to form tanzanite are quite rare, leading some …
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Gem in the Spotlight: Amethyst
… found in multiple places around the world. Heavily increased supply dropped prices consistently over the last 200 years which is why, despite its beauty, amethyst is such an affordable stone today. About 50% of amethysts on the world market are now believed to be synthetic. This is a fairly recent discovery as many low cost, high quality, deeply colored amethysts are now appearing in inexpensive jewelry. Because the cost of testing is higher than the cost of even the …
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Gem in the Spotlight: Aquamarine
…’s main pigment comes from iron. The color spectrum of aquamarine varies from very pale blue to a deep blue, the finest specimens being the deepest in color. Most aquamarine stones have a subtle green component, and in some markets, a deep greenish blue is the most desirable. Brazil is the most prolific supplier of aquamarine where it is often found in shades of blue-green. Aquamarine has a refractive index of 1.577 to 1.583 and is doubly refractive. Aquamarine’s …
