Watch Specification: Brand: San martin Model: SN044-G Movement: Miyota 8215 [Automatic mechanical movement] Case material: 316L Stainless Steel Glass: Sapphire Crystal Glass, AR Coating Bezel: 120 Clicks Unidirectional Bezel,Ceramic Top Ring, 12 o'clock Luminous Markers Dial Color: Green /Dark Blue/Orange/Yellow/Blue/Gray Hands: Luminous Hands Luminous: SLN C3 Green Light, Hands and Markers Crown:Screw-down Crown, With 3D San Martin Hexagon Logo Case Back: Screw-down Case Back, Deep Press Pattern 3D Shark Logo Strap: Fluorine Rubber Strap, Width 20mm Clasp: Stainless Steel Buckle,With "San Martin"logo Water Resistant: 20Bar=200 Meters Watch Dimension: Case diameter: 38mm( without crown) Lug length: 46mm (upper lug to lower lug) Case thickness: 12mm (including mirror) Lug width:20mm Weight: about 94g Our service Returns policy: Please check the website“Return / Exchange / Warranty Policy” Style: automatic watch, dive watch, luxury watch Package: watch, box, warranty card, user manual Service: Support retail, wholesale. OEM/ODM. Please contact the seller if necessary.