18ct gold Piaget 12P gentleman's wristwatch, No 178, circa 1969


30 jewels, damascened nickel lever movement, with mono-metallic compensation balance, circular champagne dial with black enamel Roman numerals and inner minute track, sapphire cabochon-set winding crown, the case with down-turned lugs, case, dial and movement signed, the back case stamped 13603-173623, the movement stamped 6900352-6ADT, associated strap, diameter approximately 35mm