A Platinum, Colombian Emerald and Diamond Ring, in an Art Deco style, containing one cushion shape brilliant cut emerald measuring approximately 8.37 x 8.06 x 6.52 mm, two marquise cut diamonds weighing approximately 1.70 carats total and 56 round single cut diamonds weighing approximately 0.28 carat total.Engraved: PLAT.Accompanied by an American Gemological Laboratories emerald identification and origin certificate number 1093359, dated July 3, 2018, stating Mineral Type: Natural Beryl, Variety: Emerald, Origin: Colombia, Clarity Enhancement: Moderate, Type: Modern. 4.40 dwts.