Citizen Men's BN0034-53W Eco-Drive Infusion Two-Tone Watch Light powered Eco-Drive Japanese-quartz movement; Charges in natural sunlight or indoor light Durable, hardened mineral crystal Case diameter: 46 mm Two-tone stainless steel case; Green dial; Date function Water resistant to 990 feet (300 M):suitable for scuba diving to a depth of 30 meters for up to 2 hours