Brand New Authentic Hublot Big Bang Tourbillon Automatic Sapphire Dial Fabric Strap Men’s Watch Model 419.YS.0170.NR. Carbon Fiber and Texalium® Upper Layer case with Black Fabric with Velcro strap. Dial description: Silver tone hands and Arabic Numeral/Index hour markers with minute markers around the outer rim on a Skeleton dial. Automatic movement. Powered by Hublot Caliber HUB6035 engine with 72 hours power reserve. Watch functions: Power Reserve, Hour, Minute. Scratch Resistant Sapphire crystal. Round case shape. Case size: 45mm. 30 Meters – 100 Feet water resistant. 2 year WatchMaxx warranty. Also known as model: 419YS0170NR.