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Fine Jewelry University Articles matching: “european cut platinum”
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Fine Jewelry University (Show All FJU Articles)
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Caring for and Cleaning Your Jewelry
… chlorine or products that contains it. Don’t use a hard toothbrush because they tend to scratch the metals (gold, platinum, etc.). Abrasive cleaners and toothpaste or toothpowder will also scratch the metals. This will take away the shine. … hardest at 10. Talc is listed as 1 the softest. Pure gold (24 karat) is Mohs 2.5, 14 and 18 karat list at Mohs 3. Platinum list at Mohs 4.33. Sterling silver list at Mohs 2.5. This shows why jewelry metals get scratched by things like hard …
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Brands and Designer Jewelry
… must meet the most stringent of quality standards. Jewelry brands must use quality metals (like high-karat gold and platinum), first-rate gems, and highly skilled jewelers to meet their obligation. Status When a jewelry brand reaches a level…Jewelry brands or designers have a high standard to live up to or they are abandoned. There is no excuse for poor execution, and most deliver the style and quality their followers expect. Style Jewelry styles must look good and be …
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Measuring Gold Weight
… wrong. There is more trivia about gold weights. The troy system historically was used for measuring the weight of drugs, precious metals and gemstones. The name comes from the French city of Troyes. The noble metals (gold, silver and platinum) all use the troy system. A troy ounce is 20 pennyweights. The pennyweight was the weight of a silver penny in medieval England. When pennies were introduced in England in the 8th century, their original weight is believed to have …
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Alternative Metals for Men’s Jewelry
… very recently, men only had a handful of choices when choosing a metal for their wedding band. Gold, silver, and platinum are all excellent metals which make great wedding bands, but with the advent of new technologies the “big three” have … it an outstanding ring to wear every day. Tungsten Tungsten carbide jewelry has a nice weight to it like gold and platinum, but it is much more affordable. Tungsten carbide bands are extremely scratch resistant. Tungsten does not bend out of…
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What to Do When Your Ring Irritates Your Skin
… often plated to give it a brighter finish. White gold alloys are often plated with Rhodium which is a member of the Platinum family. People are unlikely to be allergic to Rhodium, but as the plating wears off, irritation can start due to the… for the metal that’s causing the allergic reaction while making the new ring out of a completely different metal. Platinum is hypoallergenic and generally a safe bet for people with allergic reactions to metals. There are also alloys of …
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Gold Purity and The Differences Between White and Yellow Gold
… by a careful choice of the alloying metals, which bleach the deep yellow of pure gold. It is interesting to note that white gold for engagement ring and wedding jewelry was originally developed in the 1920’s as a substitute for platinum. Nowadays, they are jewelry metals in their own right and currently very fashionable and desirable. White gold is available up to 21 karats. Most engagement rings are 14k or 18k. White gold is often used to enhance diamonds and other …
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Jewelry Solder: What You Should Know
…that make up our jewelry are actually a mix of multiple different metals in different combinations called alloys. For the sake of simplicity, we will focus our discussion on gold jewelry, but the same concepts also apply to silver and platinum as well. If your ring is made out of 14 karat gold, you know that approximately 56% of it is gold with the rest being made up by a variety of different metals like silver, copper, nickel, and so on. Each of these other metals …
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Gem in the Spotlight: Aquamarine
… famous aquamarine is the incredible stone housed in Queen Elizabeth’s tiara. Her tiara is an exquisite piece of platinum jewelry that has evolved several times over the years. Having larger stones swapped in and exchanging her pendant for …Notable Aquamarine Gemstones The largest gem-quality aquamarine gemstone ever mined was 19 inches long. The largest cut aquamarine is named the Dom Pedro and is an astounding 10,363 carats. It measures 14 inches long and is currently on …
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How to Sell Your Jewelry
… of Jesus. Damaged beyond repair jewelry is bought at its intrinsic worth. The intrinsic value is the metal (gold, platinum, silver) price plus any gems. The refining process used to recover the metal utilizes strong chemicals and has strict …(can be in ounces, pennyweights or grams) . The purity is the karat of gold or percentage of noble metal (gold, platinum, silver). 24 karat is pure. 10 karat is 10/24 or .410 gold and the balance of weight is the alloys. 14 karat is 14/24 or…
