40 mm Stainless steel case with a stainless steel Rolex oyster bracelet. Fixed – stainless steel (tachymeter engraved) bezel. White dial with silver-tone hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands and dial markers. Chronograph – sub-dials displaying: three – 60 second, 30 minute and 12 hour. Automatic movement. Scratch resistant sapphire crystal. Screw down crown40 mm.