Madani Beveled Brushed Grooved Tungsten Wedding Band new old stock Features Movement: U680†Eco Drive Case Size: Bracelet Size:7.9 IN Features Movement: U680†Eco Drive Case Size: 46mm Water Resistance: 20†bar (200†metres) Dial Colour: Black 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 Dial Size: 42 mm *Price may vary depending on size This 8mm Tungsten Ring with Vertical Groove Detailing and Satin Finish features a contrasting centerpiece with vertical groove detailing evenly spaced across the surface of the band