The Hublot Spirit of Big Bang Moonphase 42mm watch model # 641.NX.0173.LR features: titanium case, black alligator leather strap with a deployant clasp / buckle. It has a skeleton dial, fixed bezel. The case size is 42mm.This automatic watch is powered by a the caliber HUB4700 is a 36000 VPH movement and has a power reserve of 50 hrs . The Hublot 641.NX.0173.LR uses a sapphire and has a water resistance of 100m.
The band has a Black Alligator Leather strap with a Deployant clasp.Water Resistance