Citizen Eco-Drive x Analog ft. Chronograph Men Casual Formal Round 100m Water Resistant Watch CA4500-91A CA4500 CA-4500Experience precision and style with this solar-powered timepiece, boasting a 9-month power reserve and advanced features like chronograph, telemeter, and date display. Water-resistant up to 100m, this stainless steel watch is perfect for daily wear and outdoor adventures, with a sleek design that exudes sophistication.Caliber Number / MovementB620 (solar Eco-Drive)Power Reserve / AccuracyApproximately 9 months when fully charged (+/-15 seconds per month)CrystalMineral crystalLuminousLuminous on hands and indexesCase & Band MaterialStainless steel case with metal band (three-fold clasp with push-button release)Water Resistance100m / 10 barCase SizeThickness: 13.0 mmDiameter: 44.0 mmOther SpecificationsCitizen Eco-Drive x Analog ft. ChronographTelemeter (distance calculation)Date and 24-hour displayInsufficient charge warning functionOvercharge prevention functionChronograph up to 60 minutes in 1/5-second incrementEquipped with small second handRegular timekeeping (analog display)