Stainless steel case with a stainless steel bracelet. Fixed stainless steel bezel with engraved tachymeter. Black dial with luminous hands and index hour markers. Minute markers 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 automatic movement. Scratch resistant sapphire crystal. Solid case back. Case diameter: 43 mm. Deployment clasp. Water resistant at 100 meters / 330 feet. Functions: hours, minutes, seconds, calendar, chronograph, tachymeter. Tag Heuer Black Dial Chronograph Tachymeter Automatic Mens Watch CAT2010.BA0952.