Baume & Mercier - A gentleman's 18ct gold wristwatch

c1971, model 38260, serial number 408148, the signed black square dial with cut corners, 20mm diameter with gold coloured hands, signed 17 jewel crown wind mechanical movement calibre BM775, the partly concealed crown with cabochon sapphire end stone, case, 26mm diameter, verso snap on and stamped 408148 38260, signed interior with Birmingham import marks for 18ct gold in addition to Swiss marks, to an integral slightly tapering bark finished bracelet terminating in a hallmarked fold over clasp and safety clip, overall length 19.5cm and weight ex movement 61.7g