A Ceylon sapphire and diamond cluster ring; centring an untreated blue oval cut sapphire of 1.37ct surrounded by 12 round brilliant cut diamonds totalling 0.48ct H/Vs & Si, to shoulders each set with 3 round brilliant cut diamonds totalling 0.06ct in 18ct rose gold, size O, top 11.7 x 9.4 mm, wt. 5.7g, with GSL valulation cert.