Meet the endeavor chrono—a bold take on nautical-inspired style. Sustainably powered by any light with citizen's proprietary eco-drive technology, the watch never needs a battery. Black dial with chrono sub-dials; date display 43. 0mm polished stainless steel case rotating bezel sapphire crystal battery rechargeable by light black polyurethane strap; buckle clasp water-resistant to 100 meters we are an authorized citizen dealer.