A Ring gold and silver set with 13 antique brilliant cut diamonds with the approximate weight of 1.60 ct., of fancy colours, 4 cognac coloured ones and 4 of blue shades, the central one with colour degree K ~ L and VS purity Portuguese 20th C. (mid) signs of use without marks, pursuant to Decreto-Lei No. 120/2017, art. 2, paragraph 2, point C. Dimensões (altura x comprimento x largura) - 14 (17 mm) cm; Peso - 2,7 g.