"Boat from ancient Egypt" brooch gold and silver set with a cabochon cut moonstone, rose cut diamonds and 37 antique brilliant cut diamonds with an approximate weight of 2.47 ct. American signs of use 19th . (circa 1890), marked TYFFANY & Cº, without Portuguese marks, pursuant to Decreto-Lei nº 120/2017, of 15 September - art. 2, no. 2, subparagraph c) Dimensões (altura x comprimento x largura) - 3 x 6 cm; Peso - 20 g.