A Necklace and a Pair of Earrings 750/1000 gold set with 13 oval cut sapphires with traces of infusion treatment and 418 brilliant cut diamonds with the approximate weight of 15,60 ct. European 20th C. Lisbon mark (post 1985) Dimensões (altura x comprimento x largura) - 41 (colar); 1,5 (brincos) cm; Peso - 46,7 g. Notes: vd. VIDAL, Manuel Gonçalves; ALMEIDA, Fernando Moitinho de - "Portuguese Goldsmiths and Assay Marks (1887 to 1993)", vol. II. Lisbon: IN-CM, no. 4094 and 4126.