This Hublot is 42 mm satin-finished and polished titanium case, polished titanium bezel set with 138 diamonds totaling 1.01cts with, 6 H-shaped titanium screws, sapphire crystal with anti-reflective treatment, sapphire dial, HUB1131 self-winding moonphase movement, approximately 42 hours of power reserve, black rubber and alligator leather strap, stainless steel deployant buckle. Water resistant to 50m (5 ATM).