Citizen Eco-Drive x Analog ft. Moon Phase Men Casual Formal Round 50m Water Resistant Watch AP1050-81A AP1050 AP-1050Experience precision timekeeping with a 6-month power reserve, sapphire crystal, and luminous hands. This stylish stainless steel watch features a moon phase display, day, date, and month display, and advanced Eco-Drive technology. Water-resistant up to 50m and made in Japan, this timepiece combines functionality and sophistication.Caliber Number / Movement8651 (solar Eco-Drive)Power Reserve / AccuracyApproximately 6 months when fully charged (+/-15 seconds per month)CrystalSapphire crystalLuminousLuminous on handsCase & Band MaterialStainless steel case with metal band (three-fold clasp with push-button release)Water Resistance50m / 5 barCase SizeThickness: 10.1 mmDiameter: 42.2 mmOther SpecificationsCitizen Eco-Drive x Analog ft. Moon PhaseMade In JapanScrew case backDay, date and month displayMoon phase displayInsufficient charge warning functionOvercharge prevention functionRegular timekeeping (analog display)