A Pair of Earrings 800/1000 gold set with 2 square cut sapphires and 8 princess cut diamonds with the approximate weight of 0,80 ct. Portuguese Oporto mark (post 1985), Manuel Salvador Gonçalves Lda maker's mark (reg. 1985) Dimensões (altura x comprimento x largura) - 2 cm; Peso - 10,4 g. Notes: vd. VIDAL, Manuel Gonçalves; ALMEIDA, Fernando Moitinho de - "Portuguese Goldsmiths and Assay Marks (1887 to 1993)", vol. II. Lisbon: IN-CM, no. 4093 and 4885.