A necklace 833/1000 silver and 800/1000 gold set with 7 pear-cut emeralds and 1 octagonal-cut emerald, all diamond lined, rose-cut diamonds, and crowned rose-cut diamonds. Portuguese Porto mark (1938-1984), maker's mark of Alexandre Pinto da Silva (reg. 1919) Dimensões (altura x comprimento x largura) - 42,5 cm; Peso - 71 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, No. 98, 110 and 1122.