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Fine Jewelry University Articles matching: “4 mm platinum band”
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Fine Jewelry University (Show All FJU Articles)
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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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Anatomy of a Ring
… know it was sized looking at the shank with your naked eye. Over time, the shank can wear thin—yes, even gold and platinum can wear away. In such cases a jeweler can “re-shank” the ring by replacing the metal at the bottom of the shank, … friends with your vast knowledge of jewelry terms. Shank Every ring has a shank. This is the technical term for the band of metal that encircles the finger. There would be no ring without the shank. If the ring has a distinct design …
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Frequently Asked Question about Jewelry
… is redesigned jewelry or redesigned? Simply put, a redesign is a custom design using your existing gems and gold or platinum. This does not mean you are limited by the gems you have, but what you have is incorporated into the new design. You… rings are available in a comfort-fit style. Comfort-fit engagement rings have extra metal to make the inside of the band slightly domed, resulting in a very comfortable fit. Comfort-fit wedding rings are generally more expensive than non…
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Jewelry Solder: What You Should Know
…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 …properties to the finished metal. This is what happened to the ring in the example photos above. It was worn in a swimming pool, and the chlorine reacted with the base metal alloys in the solder but not with the more noble (tarnish …
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Measuring Gold Weight
…, 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 …called avoirdupois ounce). The best way to understand this is to convert them both to a uniform system. A gram or gramme is a standard metric unit of mass. An avoirdupois ounce converts to 28.34 grams approximately. The troy ounce is 31…
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How to Value Inherited Jewelry
… diamond and gem prices are not readily available like precious metal prices are to the general public. The gold, platinum, and silver prices are well publicized. The diamond and gem wholesale trade keeps their prices confidential, so there …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. Unfortunately, jewelry value is not …
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Gem in the Spotlight: Emerald
… by Mr. and Mrs. O. Roy Chalk in 1972 and can be seen on display at the National Museum of Natural History in a platinum and gold ring surrounded by 60 pear-shaped diamonds. According to workers at the Muzo mine in Columbia, it is one of the … for many years. Elizabeth Taylor received a 23.46 carat emerald and diamond pendant/brooch from her future husband Richard Burton during the shooting of Cleopatra . She wore the emerald on her wedding day and it was later sold at …
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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 …not damaged. Caring For and Cleaning Aquamarine To maintain the brilliance of this beautiful gemstone, it should be immersed in jewelry cleaner or in lukewarm soapy water and cleaned with a small bristle brush. Don’t use ultrasonic …
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Gold Purity and The Differences Between White and Yellow Gold
… 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 … an expression of love. Gold Purity Is all gold the same? We hear a piece of jewelry is pure gold or solid gold or 24 karat gold, but what does it all mean? Gold used in jewelry like wedding rings can come in many forms. Basic to …
