This watch features a black dial with a seconds hand, date display at the 6 position, day display at 12 position and a bracelet. The watch was introduced in 2018 Reference : H64615135Caliber : H-40Collection : Khaki AviationMovement : AutomaticCase size : 42mmDial color : BlackCase material : Stainless steelCrystal : SapphireLug width : 20mmPower reserve : 80-hour power reserveWater Resistance : 10 bar (100m)/145 psi (328ft)Anti Reflection : YesOpen Case Back : YesH-40With an extended power reserve of up to 80 hours, the H-40 is both beautiful and bold. Almost double than market standard, 80 hours power reserve means you can remove your watch on Friday and it will still be ticking on Monday.