Analog, automatic chronometer movement rated at 28,800 vph (70 hours power reserve), fixed yellow gold bezel, silver-tone dial with luminescent markers and hands, date display at the 3 o'clock position, day function, screw down crown, solid case back, round 40mm case in yellow gold-tone metal (18kt yellow gold finish), president bracelet closure, scratch resistant sapphire crystal, shock resistant, magnetic resistant, water resistant up to 100 meters / 330 feet.