A Ring platinum spiral decoration, set with 92 8/8 cut diamonds with the approximate weight of 1 ct. and 1 ancient brilliant cut with the approximate weight of 2.30 ct., P1 quality degree Portuguese 20th C. (mid), lacking 1 diamond without mark but Raul Mendonça maker's mark (Reg. 1951), pursuant to Decreto-Lei 120/2017, September 15 - art. 2nd, paragraph 2, point (c) Dimensões (altura x comprimento x largura) - 14 (17 mm) cm; Peso - 17,5 g.