A Ring 800/1000 gold and 500/1000 platinum set with cultured (untested) pearl and brilliant cut diamond with an approximate weight of 1.40 ct., h~I colour degree, SI2 purity Portuguese signs of use Lisbon mark (1938-1984) Dimensões (altura x comprimento x largura) - 16 (17,7 mm) cm; Peso - 5,8 g. Notes: Provenance: Jewelry collection of a soprano opera singer of the São Carlos National Opera House, Lisbon.