An 18ct gold and diamond wristwatch, by Baume & Mercier, the signed cushion-shaped gilt dial with applied black baton numerals, and black hands, the bezel claw set throughout with briliant-cut diamonds, with cabochon winder, the signed movement with 17 jewels, numbered ‘BM777’, the snap on back cover stamped ‘75’ with European convention mark, to integral slightly tapered plaited weave bracelet strap, clasp hallmarked, (strap damaged at one shoulder), length 15.8cm, gross weight 64.7gm. £800-1000