Fine Jewels May 2016
拍品 1631:
Set with a pear-shaped Paraìba tourmaline weighing 4.67 carats, accentuated by the brilliant- cut diamond frame, to the quarter-hoop, mounted in platinum, ring size 6½
Accompanied by a report from the Gemological Institute of America, stating that the 4.67 carat natural Paraìba tourmaline is blue color and has indications of heating, report no. 6172257405, dated 24th April 2014