A ring platinum set with antique brilliant cut diamond with an approximate weight of 2.85 ct., K ~ L colour grade and VVS quality Portuguese 20th C. (1st half) a clamp missing without marks, pursuant to Decreto-Lei no. 120/2017, art. 2, paragraph 2, c) Dimensões (altura x comprimento x largura) - 8 (15,2 mm) cm; Peso - 2,2 g.