A 7.54 carats Burmese sapphire and diamond ring, by Boucheron. Estimate £40,000 - 60,000 (€55,000 - 82,000). Photo: Bonhams.
The rectangular step-cut sapphire, weighing 7.54 carats, between tapered baguette and brilliant-cut diamond shoulders, signed Boucheron London, numbered, ring size Q½
Accompanied by a report from SSEF stating that the sapphire is of Burmese origin, with no indications of heating. Report number 80659, dated 18 June 2015.
Accompanied by a report from GCS stating that the sapphire is of Burmese origin, with no indications of heating. Report number 5775-1669, dated 20 March 2015.
Bonhams. FINE JEWELLERY, 24 Sep 2015 12:00 BST - LONDON, NEW BOND STREET