This Hublot is 39 mm satin-finished and polished black ceramic case, polished black-plated bezel set with 50 diamonds for ~1.0ct with, 6 H-shaped titanium screws, sapphire crystal with anti-reflective treatment, matte black dial, HUB1710 self-winding movement, approximately 50 hours of power reserve, black rubber and alligator strap, black-plated stainless steel deployant buckle. Water resistant to 100m (10 ATM).