Montblanc StarWalker Extreme Doue Ballpoint Pen JewelleryGradGift ranging in clarity from VS2 Wrap & Bypass Rings ranging in clarity from VS2 to SI1 and with a color rating of G H 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 Colour: Black creates a cohesive link with our "Extreme" leather goods collections