Fine Jewels
Lot 320:
Set with an oval-cut rubellite tourmaline weighing 50.40 carats, within a brilliant- cut diamond scalloped surround, to a concealed loop surmount, mounted in platinum, length 3.10 cm
Accompanied by a report from the Gemresearch Swisslab, stating that the 50.40 carat natural rubellite tourmaline is pinkish-red color and has no indication of thermal treatment, report no. GRS2012-064000, dated 27th June 2012
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