Citizen Promaster x Eco-Drive ft. Skyhawk Blue Angels Collaboration (Special Edition) Men Casual Formal Round 200m Water Resistant Watch JY8078-01L JY8078 JY-8078Experience the thrill of precision and power with the CITIZEN Promaster Blue Angels Skyhawk A-T, inspired by the Navy's elite flight demonstration squadron. This high-performance timepiece features advanced technology, including atomic timekeeping, chronograph, and perpetual calendar, all powered by light with Eco-Drive technology.Caliber Number / MovementU680 (solar Eco-Drive)Power Reserve / AccuracyApproximately 6 months when fully charged (+/-15 seconds per month)CrystalSapphire crystalLuminous / LightLuminous on hands and indexesLED lightCase & Band MaterialStainless steel case with leather bandWater Resistance200m / 20 barCase SizeDiameter: 45.4 mmOther SpecificationsCitizen Promaster x Eco-Drive ft. Skyhawk Blue Angels Collaboration (Special Edition)Flying distance and navigation calculationsScrew case backDay, date, month, dual-time and 24-hour displayInsufficient charge warning functionOvercharge prevention functionPower reserve indicatorAlarm functionCountdown timer1/100-second stopwatchPerpetual calendarWorld time function (43 cities)UTC (universal time coordinated)Global radio-controlled (Japan/USA/Germany/China)Chronograph up to 24 hours in 1/100-second incrementRegular timekeeping (analog-digital display)