Watch Specification Brand: WatchdivesModel: WD1969Movement: Japan NH35 automatic, 41 hours of energy storage. Case material: 316L stainless steelCase back: 316L stainless steelBezel:120 Click unidirect rotational matte ceramic bezel Watch mirror: domed sapphire crystal with AR coating.Luminous: Swiss C3 green luminous.Water resistance: 300 m / 30 ATM light. Crown: Screw-DownCase back: Screwback CaseClasp: Folding Clasp With Safety. 6 micro adjustment milled clasp.Watch DimensionCase diameter: 41mm(without crown)Case length: 48mm(lug to lug)Case thickness: 13.5mm Lug width: 20mm Our serviceWarranty: 3 years Returns policy: Please check the website“Return / Exchange / Warranty Policy” Style: automatic watch, dive watch, luxury watch Package: watch, box, warranty card,Service: Support retail, wholesale. OEM/ODM. Please contact the seller if necessary.