Stainless steel case and link bracelet. Unidirectional bezel. Black dial with luminous hands and index hour markers. Minute markers. Tachymeter scale appears around the outer rim. Date display appears at the 3 o'clock position. Chronograph - three sub-dials displaying: 12 hours, 30 minutes, and 60 seconds. Self winding mechanical movement. Scratch resistant sapphire crystal. Screw locked crown. solid case back. Case diameter: 39 mm. Case thickness: 14.80 mm. Deployment clasp. Water resistant at 100 meters/ 330 feet. Functions: hours, minutes, seconds, calendar, chronograph, tachymeter. Breitling Chrono Galactic Black Dial Mens Watch A1336410-B719SS.