Stainless steel case with a stainless steel bracelet. Fixed bezel. Black dial with silver-tone hands and index hour markers. Arabic numeral marks 12 o'clock position. Minute markers around the outer rim. Dial Type: Analog. Luminescent hands. Chronograph - three sub-dials displaying: 12 hours, 30 minutes, and 60 seconds. Automatic movement. Scratch resistant sapphire crystal. Pull / push crown. Solid case back. Case diameter: 42 mm. Fold over with safety clasp. Water resistant at 30 meters / 100 feet. Functions: hour, minute, second. Sport watch style. Bvlgari Diagono Black Chronograph Stainless Steel Mens Watch DG42BSSDCH.