Set with an oval-shaped black opal weighing 6.06 carats within a brilliant-cut diamond frame and scrolling surmount suspending a rose-cut diamond fringe, mounted in 18k white gold
With report no. 0507103 dated 26 July 2005 from the Gübelin Gemmological Laboratory stating that the opal is natural, with no indications of colour enhancement
Special notice
This lot is offered without reserve.
Lot Essay
US$2,500-3,800
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