Brand New Authentic Hublot Big Bang Unico Magic Automatic Skeleton Dial Yellow Ceramic Rubber Strap Men's Luxury Watch Model 421.CY.471Y.RX. Polished Yellow Ceramic case with Yellow and Black Structured Lined Rubber strap. Titanium Deployment with Push Button clasp. Fixed bezel. Dial description: Yellow Luminous Hands and Arabic Numerals/Stick Hour Markers with Minute Markers Around the Outer Rim, 2 Sub-dials and the Date at 3 o'clock on a Skeleton dial. Swiss Automatic. Flyback Chronograph movement. Chronograph sub-dials display: Small Seconds, 60 Minute, Date. Calendar: Date at 3 o'clock. Powered by Hublot Calibre HUB1280 UNICO engine with 72 hours power reserve. Watch functions: Date, Power Reserve, Hour, Minute, Second, Flyback Chronograph. Push-Pull crown. Scratch Resistant Sapphire crystal. Unique case shape. Case size: 44mm. Transparent case back. 100 Meters - 330 Feet water resistant. 2-year manufacturer's warranty. Also known as model: 421CY471YRX.