• Jewels: The Hong Kong Sale auction at Christies

    Sale 2736

    Jewels: The Hong Kong Sale

    1 December 2009, Hong Kong

  • Lot 2293

    A PARAIBA TOURMALINE AND DIAMOND RING

    Price Realised  

    A PARAIBA TOURMALINE AND DIAMOND RING
    Set with an oval-shaped paraiba tourmaline weighing 12.78 carats, within a pavé-set and brilliant-cut diamond scalloped surround, gallery and quarter-hoop, mounted in platinum, ring size 5¾

    Accompanied by report no. 0610134 dated 19 October 2006 from the Gübelin Gemmological Laboratory stating that the tourmaline weighing 12.78 carats is natural and of paraiba variety

    Also accompanied by a note stating that the bright vivid blue and green 'Paraiba colours' (sometimes also referred to as 'electric blue' or 'neon green' in the trade) are caused by varying amounts of the elements copper and manganese. The bright vivid blue and green 'Paraiba colours' have not been seen in any other gemstone variety


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    US$53,000-75,000