Story A titanium timepiece that never needs batteries With one eye on precision and another toward sustainability, Citizen put their proprietary Eco-Drive technology inside the Promaster Tough Super Titanium Watch so the only power source it needs is light. Any light. Water-resistant up to 200 meters, it’s made from scratch- and rust-resistant Super Titanium™ with highly-visible hand and hour markers for quick, accurate time checks wherever you are. Features Adventure-ready timepiece with one-piece case construction Powered by proprietary Eco-Drive technology that continuously charges from any light source Super Titanium™ material is lightweight, incredibly strong, and non-irritating to the skin Triple-link bracelet secures with a safety fold-over clasp 41mm case width for timekeeping at a glance Anti-reflective spherical sapphire crystal display is raised within the bezel High-contrast hands and markers provide excellent low-light visibility Water-resistant down to 200 meters Materials Super Titanium™ Sapphire crystal display Imported Specs Case Material Super titanium Case Width 41 mm Clasp Safety fold-over with push buttons Band Type Triple-link bracelet Dial Luminous hands and markers Movement Technology E168, Eco-Drive Movement Type Three-hand Crystal Anti-reflective spherical sapphire crystal Water-Resistance Up to 200 meters