The Big Bang Unico from Hublot is a distinctive timepiece that is an eye-catching take on the sports watch. The 411.JX.4802.RT.1904 comes with a sapphire crystal case that is 45mm in diameter with a screw-down crown, a fixed sapphire Crystal bezel. The 411.JX.4802.RT.1904 has a scratch-resistant sapphire crystal with an exhibition case back and a screw-down crown. The 411.JX.4802.RT.1904 has a skeleton dial with Arabic numerals hour markers with two sub-dials This watch is powered by the self-winding caliber HUB1242 that has chronograph functionality and has a power reserve of 72 hours. The case is paired with a transparent rubber bracelet with a Fold Over Clasp closure. It has a water resistance of 50m(165 feet).