Hublot Spirit of Big Bang Sapphire 42mm- 641-JX-0120-RT
This 42mm polished sapphire crystal case watch is the perfect fusion between tradition and innovation in an entirely skeleton design. The Hublot Spirit of Big Bang Sapphire is a limited edition watch with 200 pieces. It is powered by the HUB4700 caliber. The HUB4700 caliber is the successor to the famous El Primero caliber - the first chronograph with an integrated style automatic winding and a 5 Hz frequency allowing an accuracy of 1/10th of a second. It has a power reserve of 50 hours. The strap is a transparent structured lined strap with titanium deployant buckle clasp.