A Sapphire and Diamond Ring, by Van Cleef & ArpelsThe oval-cut sapphire, weighing 19.04 carats, within a brilliant-cut diamond surround, accented by similarly cut diamond shoulders, diamonds approximately 3.70 carats total, signed VCA, numbered, ring size 4¾注脚Accompanied by an AGL (American Gemological Laboratories) report stating that the natural sapphire has no indications of heat treatment and originates from Ceylon (Sri Lanka). Report number 1085491, dated 27 July 2017.Accompanied by a GCS report stating that the sapphire has no indications of heat treatment and originates from Sri Lanka (Ceylon). Report number 78144-66, dated 12 March 2018.19.04克拉天然無經加熱處理斯里蘭卡藍寶石配鑽石戒指,梵克雅寶鑽石共重約3.70克拉,戒指尺寸4¾,附AGL及GCS證書