CITIZEN Promaster Skyhawk A T Atomic Time Keeping Eco Drive 45mm Watch alt text ai The Longines Legend Diver is Size 1 7 8 The Longines Legend Diver is a nod to the brand's 1960s diver watch Water Resistance: Withstanding up to 3 bar (30 meters 100 feet) of water pressure Features Movement: U680†Eco Drive Case Size: 45mm Water Resistance: 20†bar (200†metres) Dial Colour: Blue Synchronized to Atomic Clock for Superior Accuracy Atomic Timekeeping Technology with Synchronized Time Adjustment Available in 43 World Cities 1 100 Second Chronograph Measures up to 24 Hours Perpetual Calendar†Dual Time (Second Time Zone) 2 Alarms 99 Minute Countdown Timer Digital Backlight Display Coordinated Universal Time (UTC) Display†Power Reserve Indicator a perpetual calendar