HublotBig Bang 

Big Bang 44.5mm Tantalum Szary Guma 44.5 

Tantalum case with a black silicone rubber Hublot embossed strap. Fixed bezel. Matte grey dial with satin-finish applique index markers and black skeleton hands and alternating Arabic numeral and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Date displays between the 4 and 5 o'clock positions. Chronograph - three sub-dials displaying: 60 seconds, 30 minutes and 12 hours. Automatic movement with a 42-hour power reserve . Scratch resistant sapphire crystal. Satin-finish 18kt rose gold crown with natural black rubber insert. Skeleton case back. Case diameter: 44 mm. Case thickness: 14.5 mm. Round case shape. Deployment clasp. Water resistant at 100 meters / 330 feet. Functions: chronograph, date, hour, minute, second. Additional Info: chronograph. Dress watch style. Watch label: Swiss Made. Hublot Big Bang Matte Grey Dial Black Silicon Strap Men's Watch 301AI460RX.