circa 1975, model 57216, the signed rectangular textured champagne dial, 29mm wide, with black Roman numerals and gold coloured hands, signed 21 jewel mechanical crown wind movement number 137406, calibre 7001, the crown with synthetic sapphire cabochon end stone, case, 32mm wide, textured bezel, verso snap on, plain and brushed finish, liveried and numbered 57216B60.9 159953 interior signed and numbered 159953 with Swiss mark for 18ct gold, Chaux-de-Fonds, together with Poinçon de Maître: Hammer Head number 121 for Guillod Gunther SA, to an integral satin finished tapering mesh bracelet terminating in a liveried 2 stage clasp, overall length 195mm, 82g ex movement and presented in the original black case with 15mm of further bracelet in three pieces, 5.9g