Alba (From Seiko) Active x Solar ft. Chronograph Men Formal Round 100m Water Resistant Watch AZ5011X1Stay active with the Alba (from Seiko) Solar Chronograph - a 100m water-resistant watch powered by solar energy (5-month reserve). Features a 43.8mm stainless steel case, mineral crystal, and luminous hands for visibility. Includes chronograph, date display, and power reserve indicator for optimal functionality. Built for both style and performance.Caliber Number / MovementVR42 (solar powered)Power Reserve / AccuracyApproximately 5 months when fully charged (+/-15 seconds per month)CrystalMineral crystalLuminousLuminous on hands and indexesCase / Band MaterialStainless steel case with stainless steel band (three-fold clasp with push-button release)Water Resistance100m / 10 barCase SizeThickness: 10.8 mmDiameter: 43.8 mmLength: 52.0 mmLug width: 22.0 mmOther SpecificationsAlba (From Seiko) Active x Solar ft. ChronographScrew case backDate and 24-hour displayChronograph up to 30 minutes in 1-second increment (split time)Power reserve indicatorOvercharge prevention functionInsufficient charge warning functionRegular timekeeping (analog display)