Citizen Eco-Drive Black Dial Stainless Steel Men's Watches BM6550 58E. 32 mm stainless steel tonneau case with black dial and mineral crystal. Luminescent hands and markers. Date window adjacent to the 3 o'clock position and logo beneath the 12 o'clock position. It comprises index markers in addition to the hour, minute and second clock hands. Additional features: Engine citizen caliber eco-drive E111, 8 mm case with pull / push crown and 22 mm wide silver bracelet including a deployment clasp. Eco-drive movement and water resistance up to 30 meters. Style: Men's dress watches. Eco-drive series.Citizen Eco-Drive Black Dial Stainless Steel Men's Watches BM6550-58E