MovementAL-525 Movement TechnologyAutomatic CountrySwitzerland MovementAL-525 Movement TechnologyAutomatic Movement DescriptionPowered by the release of a wound spring, mechanical movements never require a battery. Automatic mechanical movements have an oscillating weight that winds the spring with the motion of the wearer’s arm. FunctionsHour, Minute, Second, Date CountrySwitzerland Case ColorSilver-Tone Case ShapeRound Case MaterialStainless Steel Case Length42.5 Case Thickness11.5 Lug Width (mm)16 Water ResistanceWR200/20Bar/666ft [Swimming, Showering & Snorkeling] Dial ColorGreen Dial MaterialBrass CrystalAnti-Reflective Sapphire Crystal Crystal DescriptionImpact and shatter resistant - anti-reflective coating deflects light Band TypeStrap Band MaterialRubber StrapGreen Clasp TypeBuckle