A Chain with Pendant - "Heart" 800/1000 platinum and gold pendant set with heart cut diamond with approximate weight of 3.2 ct. (10,2 x 10 x 5,5 mm), colour degree J~K and purety P1 Portuguese 19th C. (mid) signs of use chain with Oporto mark (1938-1984), pendant without marks, pursuant to Decreto-Lei 120/2017 of 15 September - art. 2nd, paragraph 2, point (c) Dimensões (altura x comprimento x largura) - (fio) 46; (pendente) 1 cm; Peso - 5,5 g. Notes: Provenance: Jewelry collection of a soprano opera singer of the São Carlos National Opera House, Lisbon.