Oval sapphire and diamond cluster ring mounted in 18ct yellow gold, the 1.57 carat Madagascar sapphire certificated as without heat treatment, WGI report number 9634166687, surrounded by 14 brilliant cut diamonds rub-over set in platinum and totalling 0.38 carat, each ornate shoulder set with a single 0.01 carat diamond, the total diamond weight 0.40 carat, colour and clarity G VS.