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Fine Jewelry University Articles matching: “Emerald cut halo ring”
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Fine Jewelry University (Show All FJU Articles)
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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 … component, the stone will appear redder. Alexandrite has a refractive index of 1.746-1.755 with an average birefringence of .010. It has a specific gravity of 3.73 and a Mohs hardness of 8.5. Because of its high hardness, alexandrite is …
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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 … was believed to guarantee a happy marriage Best known for its beautiful blue color, aquamarine was used to bring happiness, eternal youth, and control passion. In the body, aquamarine was thought to reduce swelling, prevent convulsions, …
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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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Art Deco vs. Art Nouveau Style Jewelry
… Machine Age. Precious metals like platinum and white gold alongside rare and valuable gemstones such as diamonds, emeralds, and sapphires, were the materials of choice for Art Deco jewelry makers. The most prevalent diamond cut found in Art… symmetry, bold contrast, simplicity Materials of Choice Silver, semi-precious stones, enamel Platinum, diamonds, emeralds Prominent Designers Louis Comfort Tiffany Cartier, Van Cleef & Arpels Main Diamond Cut Old Mine Cut Old European …
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Types of Necklace Chains
… piece of jewelry. But, what kind of chain is best for you? In this article we’ll introduce you to the staggering variety of necklace (and bracelet) chains that are available right now in the jewelry world. Each one has its own unique … and don’t often snag the pendant bail. They are also relatively strong to support the weight of a pendant during daily wear and tear. Larger link cable chains make a good base for charm bracelets. PROS Wearability – The simple design of …
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Gem in the Spotlight: Tanzanite
… rarity and dynamic look, tanzanite is still less in price than more commonly known gems like rubies, sapphires, and emeralds. Gemology of Tanzanite Gemologists refer to this gem as blue zoisite. The vast majority (current estimates are …Tanzanite has a Moh’s hardness of 6-7, making it about the same hardness as quartz, softer than ruby, sapphire and emerald and hard than opal. Tanzanite has a refractive index of 1.69-1.70. History and Lore of Tanzanite Tanzanite was …
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Understanding the Diamond Buying Game
… thousands of dollars different. It is a favorite trick of some diamond wholesalers to use GIA labs for very poorly cut diamonds. The general public knows GIA is a quality lab and mistakenly thinks the diamond is quality. The Dirty …00 carat H VS2 accurately graded diamonds from GIA labs can be worth thousands of dollars apart. How? One way is the cut of the diamond. Diamond one can be a nice cut (61.5%) and diamond two could be a very poor cut (68%). Another way is…
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Gem in the Spotlight: Opal
…: “For in them you shall see the living fire of the ruby, the glorious purple of the amethyst, the sea green of the emerald, all glittering together in an incredible mixture of light.” During the Middle Ages, opal gained an interesting … of illness, particularly the plague. In Arabian cultures, opal was considered a celestial gift that rained down during lightning storms and carried with it the magic of the heavens. Arguably the most famous opal of all time is “Aurora …
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Gem in the Spotlight: Topaz
… softer than diamond which is a 10 and corundum (sapphire/ruby) which is a 9 on the scale. It is a bit harder than emerald at 7.5-8 and quartz which comes in at 7. Here are some more gemological stats for reference: Refractive index: 1.619 …
