Maurice Lacroix Pontos S Diver is a robust dive watch that pairs a DLC-plated stainless steel case with 30 ATM water resistance for underwater use. It combines a lacquered black dial with practical features for active wear. Key attributes: Black | DLC-plated stainless steel | Water resistance 30 ATM | Sapphire crystal with double anti-reflective coating | Automatic movement (ML115, 38-hour power reserve) | Date at 6 o'clock | Unidirectional rotating bezel | Screw-down crown | Easy strap change system | Black lacquered dial | Sandblasted case finish | Indexes and hands with Super-LumiNova | Dimensions & fit: Case diameter: 42 mm | Case height: 13 mm | Strap width: 22 mm | Adjustable rubber strap with pin buckle | One-size, adjustable | Composition & care: DLC-plated stainless steel | Sapphire crystal | Rubber strap | Super-LumiNova | Rinse with fresh water after salt exposure, avoid strong impacts and chemicals, do not operate the crown underwater, and service at an authorized service center regularly.