A Platinum, Diamond and Ruby Ring, Oscar Heyman Brothers, in an openwork five row design, containing 19 round brilliant cut diamonds weighing approximately 1.07 carats total set alternating with 14 rectangular step cut rubies weighing approximately 2.36 carats total.Accompanied by a letter from Oscar Heyman dated June 22, 2016, stating that though the five digit stamp has been obscured, it is the their opinion that the ring was manufactured by Oscar Heyman. 7.10 dwts.