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Fine Jewelry University Articles matching: “Emerald gem”
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Gem in the Spotlight: Alexandrite
Emerald by day, ruby by night, more expensive than diamond and more illustrious than sapphire, emerald, or even ruby, …the Ural Mountains in Russia in the 1830s. When it was first discovered by a Finnish mineralogist, he mistook it for emerald because of how exceptional the green was in daylight. Named after the Russian prince Alexander II, the first stones … world as one of the most sought-after gems for the better part of 200 years. But, what makes this stone so special? Gemology of Alexandrite Alexandrite is the extremely rare, color-change variety of a gem species called Chrysoberyl. It …
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The History of Diamond Cuts
… pyramids stuck together at the base. Naturally, the first attempts to enhance diamonds were to polish the natural gem. The “point cut” is the polishing of a natural octahedral diamond. Interesting fact #1 about diamond cuts: cutting a … cut and polished in one step. Since only diamond can cut diamond, the diamond cutter must take care to polish the gem at the same time. That is one of the reasons diamonds are expensive. Diamond cutters are highly trained and need a lot…
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Synthetic Gems: The Whole Story
Ruby, sapphire, emerald and alexandrite are very beautiful gems and very rare in their stunning beauty. These four gems have been coveted by… years. But, what if anyone could own them? At gem shows and museums, I have seen jaw dropping rubies, sapphires and emeralds. These gems in high quality have put ownership beyond most people to justify the price. Just a one carat gem could …synthetic. Both, I feel, are impossible to identify in a piece of jewelry. Synthetic ruby, sapphire, alexandrite and emerald are very complex because there are different ways to make them. The inexpensive way to make the synthetic gems cost …
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Gem in the Spotlight: Tourmaline
… hundreds of years. But, before the advent of modern gemology, most tourmaline was believed to be ruby, sapphire, or emerald. Gemology of Tourmaline Gemologically speaking, tourmaline is its own mineral and not a species or member of a …was first discovered in 1554 in Brazil when Francisco Spinoza’s expedition confused its vibrant green with that of emerald. Thus began a long trend of confusing tourmaline with other gems. Another notable example of this is the “Caesars Ruby…
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The Birthstones
… term: brilliance, hardness, rarity, antiquity, purity and permanence. Learn more about Diamond May’s Birthstone: Emerald A symbol of love and rebirth, the emerald has been treasured for over 4,000 years. The name for the emerald is derived … “smaragdos”, meaning green stone. Spring and green symbolized faith and fertility. The early Christians valued the emerald as a symbol of resurrection. Emerald was believed to have special powers to improve a person’s psychic abilities and …
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Gem in the Spotlight: Aquamarine
…passed down for generations but this tiara she special ordered from Garrard in 1957. The Gemology of Aquamarine Like emerald, aquamarine is a member of the beryl family (along with morganite, heliodor, and others). Unlike emerald, it is …, aquamarine was believed to guarantee a happy marriage and inspire mutual fidelity in newlyweds. Notable Aquamarine Gemstones The largest gem-quality aquamarine gemstone ever mined was 19 inches long. The largest cut aquamarine is named…
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Measuring Gold Weight
…gold because it 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 …
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How to Value Inherited Jewelry
… that make up the jewelry are worth. For almost all fine jewelry, it is a combination of the current metal value and gem value. No value is added for style, condition, brand, market demand, or other factors. One quick warning, many “cash… with a one carat diamond and $50 in scrap gold was valued at $50 by these operations. The intrinsic values for the gems are based on the cash wholesale price of the gem minus any cost for re-cutting or re-polishing the gem if it is worn…
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Platinum
… an increasingly popular choice for jewelry, either on its own or as the setting for diamonds and other precious gemstones. Platinum jewelry does not fade or tarnish and keeps its looks for a lifetime. Platinum’s purity makes it …and strength. These qualities of platinum are equivalent to the ideals of eternal true love. All over the world, engagement rings, wedding bands and anniversary rings made in platinum symbolize the everlasting endurance of love. Platinum…
