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Comprehensive Worldwide Jewellery Directory and Gemstone Make-up
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There were 25 articles found in this category:
  1. questionJewellery Glossary of Terms
    AURORA BOREALIS A coating on diamantes and crystal beads to create an iridescent effect. The name is coined from the Northern Lights. BAGUETTE A stone cut in a narrow rectangular shape. BAKELITE A phenolic resin, which is an early form of plastic. Dr Leo Baekeland patented it in 1909. A pop ...

  2. questionVintage Jewellery Designer History
    Accessocraft Was founded in New York in the early 1930’s by Edgar Rodelheimer and Theodore Steinman. The jewellery produced by the Company was bold with original and innovative designs. In addition to jewellery they also produced buckles, chain belts and opera glasses. They also produc ...

  3. questionBest Tips to Sell Vintage Jewellery
    Researching each piece is the first and most important step when trying to sell vintage jewellery. It's essential to learn more about the items to aid the determination of a good selling price. Cleaning the jewellery allows the best features of each piece to stand out together with taking quali ...

  4. questionTears of the Gods - Pink Diamonds
    In Roman times diamonds were worn only by men. Soldiers believed they were the hardened tears of the gods and wore them around their necks in battle to bring courage The diamonds in the Queen's engagement ring came from a tiara that belonged to Prince Philip's mother Princess Diana's disti ...

  5. questionThe Four Cs of Diamonds
    Various characteristics of diamonds are graded and categorized by the diamond industry. Learning about diamonds is first learning about the "four Cs" of diamonds which are considered the most important grades and categories: * Cut * Clarity * Color * Carat weight These are the c ...

  6. questionBlood Rubies
    Known for their strong fluorescence, Burmese rubies - the most expensive gems per carat are cherished the world over for their clarity, quality and above all their lush red 'Pigeon's Blood' hue. Rubies like these exist nowhere else on Earth. Pure corundum, from which rubies are formed, is co ...

  7. questionPearls
    Pearls differ from other gemstones in as much as they are not mined but harvested from molluscs, usually oysters. A pearl is produced when an irritant such as sand or fish scale gets caught inside the oyster. To protect itself, the oyster secretes a substance akin to mucus. This substance build ...

  8. questionFluorite
    Formerly called fluorspar, fluorite has a wide range of colours including yellow, blue, pink purple and green. It is an interesting and beautiful stone because often more than one colour occurs in a single stone. The ancient Egyptians used flourite to carve statues and scarabs. The Chinese have ...

  9. question Blue John Stone
    Blue John Stone is the Peak District's Unique mineral and is not found anywhere else in the world but amongst the rocks of Treak Cliff Hill, Castleton and exists in only two caverns: Treak Cliff Cavern and Blue John Cavern. This mineral, a colour banded form of fluorspar, has been prized for ma ...

  10. questionThe Curse of the KOH-I-NOOR Diamond
    Once the largest diamond in the world, the Koh-i-noor is said to carry a curse lethal to any man who owns it. A Sanskrit text from the time of its first known appearance around 1306 says: 'Only God or a woman can wear it with impunity.' Historical evidence suggests it was mined in Andhra Prade ...

  11. questionThe Black Orlov Diamond
    Photo by Cartier According to the legend, the Black Orlov is said to have taken its name from the Russian Princess Nadia Vyegin-Orlov who owned it for time during the mid-eighteenth century. It is a 67.50-carat cushion-cut stone, a so-called black diamond (actually, a very dark gun-metal ...

  12. questionBirthstones
    Birthstones January—Garnet February—Amethyst March—Aquamarine or bloodstone April—Diamond May—Emerald June—Moonstone, pearl, or alexandrite (the latter of which changes colours depending on the type of light hitting the stone and in gem quality is considere ...

  13. questionFamous Blue Diamonds
    Table of Famous or Large Diamonds Weight Name Colour Shape 140.50 Regent Faint Blue Cushion 135.92 Queen of Holland D* Cushion 45.52 Hope Blue Cushion 35.56 Wittelsbach Blue Old Mine 35.27 Sultan of Morocco Greyish Blue Cushion / Round? 30.82 Blue Heart (previously Eugenie Blue) Bl ...

  14. questionBlue Diamonds - The Very Highest Quality Diamonds
    Natural fancy coloured diamonds are very rare and expensive. Blue is one of the rarest and most desirable colours. The Hope diamond, which can be viewed in the Smithsonian Institution in Washington D.C. is the most famous blue diamond in the world and the largest at 45.52 carats. The attemp ...

  15. questionPink Diamonds - The Very Highest Quality Diamonds
    One of the Rarest and Most Valuable Colours of Diamond Natural fancy coloured diamonds are very rare and expensive. Pink is one of the rarest and most desirable colours. The Darya-i-Nur diamond is the largest pink diamond in the world at about 185 carats. Natural or Enhanced? Natural pink di ...

  16. questionFamous Pink Diamonds
    There have been many books written about the world's largest and most famous diamonds. Because they have usually been owned by the wealthiest or most powerful people, information about them is not always easy to get. Some of the most famous diamonds have not been seen for centuries and are bel ...

  17. questionJet - Imitations
    Anthracite Anthracite is found in many places around the world and is a compact and brittle carbon material. Less durable than Jet it polishes well but has not been extensively used for jewellery. Miners were known to fashion small ornaments and carvings from it, mainly as a hobby. It has a g ...

  18. questionGuide to Jet
    Jet is fossilized wood formed from a species of Araucaria (the monkey puzzle tree). It is synonymous with the colour black and can be highly polished to give an intense black colour that never fades. When polished the material is so reflective that pieces of Jet were even used as mirrors in medi ...

  19. questionZircon
    Gemstone which ranges in colour through yellow, red and orange to green. Colourless, golden-brown and sky-blue versions are produced by heat treatment. Most of the mineral suitable for gemstones comes from the Far East and Sri Lanka. Yellow and brown shades of zircon were often termed hyacinth, ...

  20. questionBuying Jewellery at Auctions
    There are many auction sites where you can buy jewellery. There are the more popular general online auction sites. There are also online auctions that specialise in trading jewellery. Getting married? Why not buy your wedding ring at an auction? Maybe you just want to have the jewellery you& ...

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