Breguet, model PT3400: A fine platinum automatic calendar water-resistant wristwatch, the so-called Marine model, in drum-shaped case with ribbed band and protected winder, the hatched silvered dial with polished chapter-ring and Roman numerals, outer seconds ring with sweep centre seconds, aperture for the date at VI, signed on a sector and numbered No.1684, the signed and numbered back secured by six screws and further inscribed Horloger de la Marine, with makers green leather strap and platinum deployant clasp, certificate of guarantee dated March 1992, presentation box and outer packaging