Platinum ladies diamond engagement ring stamped VCA (Van Cleef & Arpels).The center cut is a brilliant round GIA certified #5201247923 weighing.30ct., with clarity of VVS2 and color of E. There are twenty-two accent round brilliant diamonds. Two .03ct each, two .025 ct each, two .02ct each, two .0175ct each, six .015ct each, six .01ct each and two .0075ct each. The accent diamonds are set in a channel with prongs. The center is prong set. The diamond total weight is .65cttw. The ring weights 2.76 grams.