The Hublot Spirit of Big Bang ref: 601.NX.0173.LR.1704 features a 45mm titanium case with a skeleton dial. It is powered by the automatic Hublot caliber HUB4700 movement, which includes a chronograph function and a date display. The watch is complemented by a resin strap and adorned with diamonds, adding a distinctive touch to its design. This model combines advanced materials and technical precision, making it a notable piece in the Hublot collection.