Vintage Sapphire & Diamond Cluster RingIntroducing a stunning diamond and sapphire ring, this exquisite piece features a rich blue round cut centre stone sapphire a spray of eight old cut diamonds encircled by eight rich blue round cut smaller sapphires, all mounted in a white metal claw setting, to the polished band. Centre stone round cut sapphire measures approximately 4. 9mm Eight old cut measures approximately 1. 9mm each Eight round cut sapphires measures 2. 1mm each UK hallmark,