The latest Leatherback Sea Turtle timepieces feature a robust 44mm CARBONOX? case, case back, and bezel. With water resistance up to 10 ATM, this new dive watch, accompanied by a PU strap and stainless-steel buckle, is engineered for superior performance both in aquatic environments and on dry land. As with every Luminox watch, it integrates Luminox Light Technology, ensuring visibility in all lighting conditions for up to 25 years.- Swiss Quartz- Approx 50 Months Battery Life - Unidirectional Rotating - 44mm Case Size - Hardened Mineral Crystal - Carbonox Case - Polyurethane Strap - Date Display - 100 Meters Water Resistant