Citizen Eco-Drive x Analog ft. Chronograph Men Casual Formal Round 100m Water Resistant Watch CA4500-32A CA4500 CA-4500 Discover a timepiece that combines innovative technology with sleek design, featuring a 9-month power reserve, chronograph functionality, and heart rate monitoring, all wrapped in a stylish stainless steel case with leather band, perfect for those seeking a reliable and feature-rich accessory for their active lifestyle. Caliber Number / Movement B620 (solar Eco-Drive) Power Reserve / Accuracy Approximately 9 months when fully charged (+/-15 seconds per month) Crystal Mineral crystal Luminous Luminous on hands and indexes Case / Band Material Stainless steel case with leather band Water Resistance 100m / 10 bar Case Size Thickness: 13.0 mm Diameter: 44.0 mm Other Specifications Citizen Eco-Drive x Analog ft. Chronograph Heart rate count (base 30 pulsations) Date and 24-hour display Chronograph up to 60 minutes in 1/5-second increment Insufficient charge warning function Overcharge prevention function Equipped with small second hand Regular timekeeping (analog display)