The Hublot Spirit Of Big Bang, reference 641.JY.0190.RT, features a 42mm titanium case and a skeletonized dial. It is powered by the automatic winding Hublot caliber HUB4700 and includes a chronograph function along with a date display. This model was released in 2019 and is part of a limited edition. The watch is protected by a sapphire crystal, ensuring durability and clarity.