19th Century Old Mine Cut Diamond Cluster Ring

19th Century old mine cut diamond cluster ring.  The center diamond is set in a silver open back setting, while the 12 surrounding stones are in a closed-back silver settings on a gold shank. Very wearable and in wonderful condition.  In an effort to preserve the antique setting, the stone has not been removed to certify, it is approximately 2.40, carat I color and SI2 clarity. The additional diamonds weigh approximately 1.20 carats in additional weight. English in origin. 

Size 5, can be resized.