23 avril 2012
A Sapphire and Diamond Ring, Mounted by Boucheron
A Sapphire and Diamond Ring, Mounted by Boucheron. Photo: Christie's Images Ltd 2012
Set with a rectangular-cut sapphire, weighing approximately 31.21 carats, to the tapered baguette-cut diamond shoulders, ring size 5 with ring sizer, with French assay marks for platinum and gold. Signed Monture Boucheron. Estimate CHF420,000 - CHF500,000 ($461,081 - $548,906)
Accompanied by report no. 61749 dated 11 January 2012 from the SSEF Swiss Gemmological Institute stating that the sapphire is of Burmese origin, with no indications of heating
Provenance: Christie's New York, 10 June 1981, lot 283
Christie's. Jewels for Hope: The Collection of Mrs Lily Safra 14 May 2012 Geneva
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