Movement:hand-wound mechanical Hublot Caliber HUB1300.4 with 123 parts, 21 jewels, 21,600 vph and power reserve of 90 hours
Functions:hours, minutes, small seconds
Case:Titanium, 45 mm in diameter, Titanium bezel, composite resin sandwiched between the bezel & case, Titanium crown, sapphire anti-reflective crystal & transparent back is water-resistant to 50 meters
Dial:skeleton, transparent sapphire crystal main dial, applied polished finished stainless steel index hour markers, black inner bezel flange on the perimeter of the dial, polished finished stainless steel hands