An Emerald and Diamond Ring, by Van Cleef & ArpelsThe step-cut emerald, weighing 3.18 carats, within a marquise and brilliant-cut diamond double surround, between pavé-set single-cut diamond shoulders, diamonds approximately 5.70 carats total, signed Van Cleef & Arpels, numbered, ring size 4 (with sizing balls)注脚Accompanied by an AGL (American Gemological Laboratories) report stating that the natural emerald has insignificant to minor indications of traditional 'oil type' clarity enhancement and originates from Colombia. Report number CS 1076973, dated 25 July 2016.3.18克拉天然哥倫比亞祖母綠配鑽石戒指,梵克雅寶鑽石共重約5.70克拉,戒指尺寸4,附AGL證書