An 18ct gold turquoise and diamond suite, ring centring a 15.8 x 12.5 mm cabochon turquoise to a surround of 36 round brilliant cut diamonds, earrings each centring an 18.2 x 12.9 mm cabochon turquoise to a surround of 40 round brilliant cut diamonds to a post and keyhole fitting, ring size M N, wt. 27.6g