The Luminox Navy SEAL Chronograph is a 45 mm dive-ready watch that pairs a lightweight CARBONOX™ case with Luminox Light Technology for reliable visibility in low-light conditions. It’s built for active use with a robust unidirectional bezel and 200 m water resistance. Key attributes: Black | Blue | CARBONOX | Water-resistant to 200 m / 20 ATM | Luminox Light Technology (tritium tubes) with up to 25 years luminous duration | Swiss quartz movement (Ronda 5030.D) | Chronograph | Date display at 6 o'clock | Unidirectional rotating dive bezel | Pin buckle closure | Round case | Three-subdial chronograph layout | Blue dial | Hardened mineral crystal | Unidirectional dive bezel | Dimensions & fit: Case diameter 45 mm | Case thickness approx. 14 mm | Weight approx. 84 g | Composition & care: Case: CARBONOX | Strap: Silicone | Crystal: Hardened mineral glass | Movement: Swiss quartz (Ronda 5030.D) | Wipe clean with a soft cloth; avoid contact with chemicals and prolonged exposure to extreme temperatures; service by an authorized service center as needed.