A ring 750/1000 gold set with an old brilliant cut diamond weighing approximately 5 ct., colour grade O~P, clarity VVS and inert fluorescence French 20th C. (mid) signs of use warranty mark, without Portuguese mark, puruant to Decreto-Lei No. 120/2017, of September 15 - art. 2nd, no. 2, paragraph c) Dimensões (altura x comprimento x largura) - 16 (17,5 mm) cm; Peso - 5,5 g.