Model & MovementMovement: E168 Eco-DrivePowered by any light source, continuously and sustainably, eliminating the need to replace watch batteries.Band & ClaspBand Type: Polyurethane StrapClasp: BuckleCase & DimensionsCase Width: 44mmCase Material: Silver-Tone Stainless SteelWater Resistance: 200M/20Bar [Scuba Diving]CrystalMaterial: Mineral CrystalImpact and shatter resistantDial & DetailsDial: BlueDetails: PlasticMovement Functions3 HandDate