Featuring a rugged, black case in ultra-durable and lightweight Super Titanium™ with Duratect DLC coating, an easy-to-see, fully luminous dial and a durable, black polyurethane strap, plus an extension strap, this professional-grade dive watch is water resistant to 200 meters and ISO compliant. Featuring Citizen's proprietary Eco-Drive technology that's sustainably powered by any light and never needs a battery, this sporty men's dive watch is perfect for avid divers and water sport enthusiasts alike.