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Lot 40. A Ceylon padparadscha sapphire and diamond ring, Oscar Heyman. Estimate US$ 60,000 - 80,000 (€ 51,000 - 69,000)Unsold. © Bonhams 2001-2018

centering an oval-shaped modified mixed-cut padparadscha sapphire, weighing 6.43 carats, within an oval-shaped diamond surround; with maker's mark, no.98580; estimated total diamond weight: 1.30 carats; mounted in platinum and 18k gold; size 5 1/4.

Accompanied by AGL report # CS 50253, dated June 19, 2012, stating the padparadscha sapphire as: Ceylon (Sri Lanka) origin, no indications of heat or clarity enhancement

Bonhams. FINE JEWELLERY, 21 Sep 2018, 11:00 EDT, NEW YORK