Analog, automatic chronometer movement (Calibre 3135), scratch-resistant sapphire crystal, silver-tone stainless steel case with yellow gold-tone elements, diamond-set sunburst dial, two-tone jubilee bracelet, fixed yellow gold-tone bezel, date display at the 3 o'clock position. Powered by Rolex Calibre 3135 movement containing 31 jewels, beats per hour (28800), approximately 48-hour power reserve, screw-down crown, solid case back, round shape, water resistant to 100 meters/330 feet, Swiss Made.