Citizen Eco-Drive x Analog ft. Elegance Women Casual Formal Round 100m Water Resistant Watch EW1881-53E EW1881 EW-1881Experience precision and sophistication with this solar-powered timepiece, boasting a 6-month power reserve, sapphire crystal, and luminous hands and indexes. Crafted with a durable titanium case and band, it's perfect for everyday wear, with advanced features like insufficient charge warning, overcharge prevention, and date display.Caliber Number / MovementE011 (solar Eco-Drive)Power Reserve / AccuracyApproximately 6 months when fully charged (+/-15 seconds per month)CrystalSapphire crystalLuminousLuminous on hands and indexesCase & Band MaterialTitanium case with titanium band (three-fold clasp with push-button release)Water Resistance100m / 10 barCase SizeDiameter: 31.0 mmOther SpecificationsCitizen Eco-Drive x Analog ft. EleganceInsufficient charge warning functionOvercharge prevention functionDate displayRegular timekeeping (analog display)