BELLE éPOQUE SAPPHIRE AND DIAMOND RING, CIRCA 1915 The oval-cut sapphire, weighing 10.11 carats, within an engraved and pierced platinum mount with floral and foliate detail, millegrain-set with old brilliant and single-cut diamonds, ring size L, fitted case by Hunt & Roskell 注脚 Accompanied by a report from The Gem & Pearl Laboratory stating that the sapphire is of Sri Lankan origin, with no indications of heat treatment. Report number 20294, dated 7th August 2021.