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Fine Jewelry University Articles matching: “Name plate necklaces”
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Measuring Gold Weight
… is heavier. Others say they are both a pound so they weigh the same. Both are 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 …
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Gem in the Spotlight: Aquamarine
Aquamarine derives its name from the Latin which literally means “seawater,” a tribute to its beautiful blue color. As a member of the beryl … 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 display in the …
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Alternative Metals for Men’s Jewelry
… other alternative metals. It is just a little lighter in color than platinum and has the reflective look of rhodium plated white gold. Cobalt chrome is harder than precious metals like platinum, gold, and silver. As a result of its …element with the symbol Ti and atomic number 22. It is resistant to corrosion in sea water and chlorine. Titanium is named after the Titans, mythical Greek giants who ruled the earth and personified different forces of nature. There are …
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Gem in the Spotlight: Emerald
… association with Christianity. In the Bible, emerald is listed as one of the twelve stones that adorned the breastplate of Aaron, Moses’ brother. Emerald was also believed to symbolize resurrection and was used in the Christian tradition … Emeralds Trapiche emeralds are one of the most rare and highly sought-after types of emeralds in the world. Their name originated from traditional grinding wheels used for milling sugarcane in Colombia, where these unique gems are …
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Gem in the Spotlight: Tourmaline
… is found in a huge variety of colors (sometimes even within the same gem), and some of these colors have their own names: Rubellite: is red, pinkish red, orangy red, or pink tourmaline. Indicolite: is dark blue, dark violetish blue, or … First World War as well as in extremely sensitive pressure gauges in submarines. History and Lore of Tourmaline The name tourmaline comes from the Singhalese word turamali, which means “mixed gems” owing to the fact that the gem can look…
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Diamond Buying Guide: The 4 C’s
… and useful as identifying characteristics. Clarity grading is done with 10 power magnification. The number, size, type, and location of inclusions determine the grade. The fewer inclusions, the more valuable the diamond. Grade Name Explanation FL Flawless No blemishes or inclusions IF Internally Flawless No inclusions, only insignificant blemishes VVS1-VVS2 Very, very slightly included Minute inclusions difficult to see VS1-VS2 Very slightly included Minor inclusions …
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Frequently Asked Question about Jewelry
… comfortable fit. This might result in the feeling that the ring feels “looser” in the finger. Diamond engagement rings with a comfort fit design have an oval cross section with very smooth rounded edges, giving them the comfort-fit name
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Gem in the Spotlight: Spinel
… called magnetite contains trace elements of iron and is naturally magnetic. This unique property made it especially valuable, and it was used hundreds of years ago in early compasses. You may even know this gem by its more common name “lodestone” which meant “leading stone,” but you may not have known that lodestone is a form of spinel. Spinel is believed to possess healing powers related to reducing anxiety and revitalizing its wearer. The magnetic form, magnetite, is…
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Gem in the Spotlight: Tanzanite
… of Tanzanite Tanzanite was originally discovered in 1967 in Tanzania, near Mount Kilimanjaro, by a Maasai tribesman named Ali Juuyawatu, although the credit often goes to an Indian prospector named Manuel de Sousa who Ali showed the … identification channels they found their way to the Henry B. Platt, the 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 …
