A pair of earrings 500/1000 platinum set with 2 brilliant cut diamonds with an approximate total weight of 8.60 ct., colour grade O~P, VS purity and weak fluorescence Portuguese Lisbon mark (1938-1984), Leitão e Irmão makers' mark Dimensões (altura x comprimento x largura) - 1 cm; Peso - 7,3 g. Notes: vd. VIDAL, Manuel Gonçalves; ALMEIDA, Fernando Moitinho de - "Marcas de Contrastes e Ourives Portugueses (1887 a 1993)", vol. II. Lisbon: IN-CM, 1996, nºs 94 and 635.