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  2. List of individual gemstones - Wikipedia

    en.wikipedia.org/wiki/List_of_individual_gemstones

    Bahia Emerald [2]; Carolina Emperor, [3] [4] 310 carats uncut, 64.8 carats cut; discovered in the United States in 2009, resides in the North Carolina Museum of Natural Sciences, Raleigh, NC, US

  3. Carat (mass) - Wikipedia

    en.wikipedia.org/wiki/Carat_(mass)

    The carat (ct) is a unit of mass equal to 200 mg (0.00705 oz; 0.00643 ozt), which is used for measuring gemstones and pearls. The current definition, sometimes known as the metric carat , was adopted in 1907 at the Fourth General Conference on Weights and Measures , [ 1 ] [ 2 ] and soon afterwards in many countries around the world.

  4. Wittelsbach-Graff Diamond - Wikipedia

    en.wikipedia.org/wiki/Wittelsbach-Graff_Diamond

    On 10 December 2008, the 35.56-carat (7.112 g) Wittelsbach Diamond was sold to London-based jeweller Laurence Graff for £16.4 million sterling, or US$23.4 million, at the time the highest price ever paid at auction for a diamond. (The previous record had been held by a pear-shaped 100-carat (20 g) stone named the Star of the Season.) The ...

  5. Dubai Gold Souk - Wikipedia

    en.wikipedia.org/wiki/Dubai_Gold_Souk

    Dubai Gold Souk or Gold Souk (Arabic: سوق الذهب), is a traditional market (or souk) in Dubai, UAE. The souk is located in Dubai's commercial business district in Deira, in the locality of Al Ras. The souk consists of over 380 retailers, [1] most of whom are jewelry traders. Dubai Gold Souk entrance

  6. Ring size - Wikipedia

    en.wikipedia.org/wiki/Ring_size

    Ring size is a measurement used to denote the circumference ... 22 22.3 22.6 22.9 Other traditional and regional systems ... "While there apparently is only one ...

  7. Hope Diamond - Wikipedia

    en.wikipedia.org/wiki/Hope_Diamond

    One report suggested that the cut was a "butchered job" because it sheared off 23.5-carat (4.70 g; 0.166 oz) from the larger rock as well as hurting its "extraordinary luster." [ 18 ] It was long believed that the Hope Diamond was cut from the French Blue, [ 39 ] but confirmation came when a three-dimensional leaden model of the latter was ...

  8. Cullinan Diamond - Wikipedia

    en.wikipedia.org/wiki/Cullinan_Diamond

    Cullinan V is an 18.8-carat (3.76 g) heart-shaped diamond set in the centre of a platinum brooch that formed a part of the stomacher made for Queen Mary to wear at the Delhi Durbar in 1911. The brooch was designed to show off Cullinan V and is pavé-set with a border of smaller diamonds.

  9. Taylor–Burton Diamond - Wikipedia

    en.wikipedia.org/wiki/Taylor–Burton_Diamond

    The Taylor–Burton Diamond, a diamond weighing 68 carats (13.6 g), became famous in 1969 when it was purchased by actors Richard Burton and Elizabeth Taylor.Burton had previously been the underbidder when jeweller Cartier bought the diamond at auction for $1,050,000, setting a record price for a publicly sold jewel.