Citizen Eco-Drive x Analog ft. Chronograph Men Casual Formal Round 100m Water Resistant Watch AT2520-89L AT2520 AT-2520 Experience precision and performance with this solar-powered timepiece, boasting a 5-month power reserve, luminous hands and indexes, and a robust stainless steel case with 100m water resistance. Featuring a chronograph, date and 24-hour display, and advanced functions, this watch is designed for those who demand excellence in timekeeping. Caliber Number / Movement H500 (solar Eco-Drive) Power Reserve / Accuracy Approximately 5 months when fully charged (+/-15 seconds per month) Crystal Mineral crystal Luminous Luminous on hands and indexes Case & Band Material Stainless steel case with metal band (three-fold clasp with push-button release) Water Resistance 100m / 10 bar Case Size Thickness: 12.3 mm Diameter: 43.5 mm Other Specifications Citizen Eco-Drive x Analog ft. Chronograph Screw case back Date and 24-hour display Chronograph up to 60 minutes in 1-second increment Insufficient charge warning function Overcharge prevention function Equipped with small second hand Regular timekeeping (analog display)