The Hublot Big Bang UNICO Chronograph 45mm watch model # 411.NM.1170.RX features: titanium case, black rubber strap with a deployant clasp / buckle. It has a skeleton dial, fixed bezel. The case size is 45mm.This automatic watch is powered by a the caliber UNICO HUB1242 is a 28800 VPH movement and has a power reserve of 72 hrs . The Hublot 411.NM.1170.RX uses a sapphire crystal .
The band has a Black Rubber strap with a Deployant clasp.Complications
Date, Flyback Chronograph, Small Seconds Sub-Dial