The Hublot Big Bang Unico King Gold Ceramic 421.OM.1180.RX is a 44mm men's luxury chronograph in 18K king gold with a matte black skeleton dial and HUB1280 UNICO self-winding movement. 

• Case: 44mm round polished and satin-finished 18K king gold 
• Bezel: Satin-finished and polished black ceramic with 6 H-shaped titanium screws 
• Dial: Matte black skeleton with luminous hands and hour markers 
• Crystal: Sapphire with anti-reflective treatment 
• Movement: HUB1280 UNICO self-winding chronograph flyback with column wheel, ~72-hour power reserve 
• Functions: Chronograph, flyback, date, hour, minute, second 
• Band: Black structured lined rubber strap 
• Clasp: 18K king gold and black PVD titanium deployant buckle 
• Water Resistance: 100 meters / 10 ATM 
• Style: Luxury sport chronograph
• Condition: New. Original Box and Papers Included.
• Includes 2-Year Limited Warranty.