Brand New Authentic Hublot Big Bang Tourbillon Automatic Limited Edition Skeleton Dial Sapphire Case Purple Rubber Strap Men's Luxury Watch Model 429.JM.0120.RT. Polished Sapphire Crystal case with Transparent Purple Structured Lined Rubber Straps strap. Titanium Deployment with Push Button clasp. Fixed. Polished Purple Sapphire Crystal bezel. Dial description: Silver Tone Luminous Hands and Arabic Numerals/Stick Hour Markers with Minute Markers Around the Outer Rim an a Tourbillon on a Skeleton Dial. Swiss Automatic. Tourbillon movement. Calendar: Date at 3 o'clock. Chronograph sub-dials display: Tourbillon. Powered by Hublot Calibre HUB6035 engine with 72 hours power reserve. Watch functions: Power Reserve, Hour, Minute. Push-Pull crown. Scratch Resistant Sapphire crystal. Unique case shape. Case size: 44mm. Transparent case back. 30 Meters - 100 Feet water resistant. 2 year WatchMaxx warranty. Also known as model: 429JM0120RT.