A Ring 800/1000 gold set with 1 ancient brilliant cut diamond (1 ct.) with approximate weight of 1 ct., colour degree K ~ L and VVS2 purity Portuguese signs of use Lisbon mark (1938-1984), Virgílio Barroso maker's mark (reg. 1930) Dimensões (altura x comprimento x largura) - 17 (18 mm) cm; Peso - 2,8 g.