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Fine Jewelry University Articles matching: “Marquise and Dot Diamond”
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Fine Jewelry University
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Gem in the Spotlight: Iolite
… their blue-violet jewelry, but it should be near the top of the list. Iolite’s color range of blue, blue-violet, and violet competes for public attention with sapphire, tanzanite, and amethyst. They may have name recognition, but iolite… adds value to many gem buyers who don’t want a treated gemstone. Color Me Impressed Iolite is strongly pleochroic and will exhibit a different color when viewed at different angles. Pleochroism is an optical phenomenon in which a …
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Jewelry Solder: What You Should Know
…chain repaired, or your wedding set joined together, you have very likely seen solder in action. But, what is solder and how is it different than the rest of the metal that makes up your jewelry? What is Solder? To answer this question …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 …
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Measuring Gold Weight
…. One ounce of gold is not the same as the ordinary ounce (really 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 … the troy. In the Troy system only 12 ounces equal a pound. So a pound of feathers weighs 453.59 grams approximately and a pound of gold weighs 373.24 approximately. So a pound of feathers weighs more then a pound of gold. Some say gold …
