Brand: San Martin Model: SN0075-G-C Movement: Hangzhou 6460 [Automatic mechanical movement] Case: Material - 316L Stainless Steel 43 mm in diameter Bezel: 38mm Lug to Lug 46.5 mm Thickness 11.7mm Band width 13mm Glass: Sapphire Crystal Glass, AR Coating Dial Color: Sunray Green/Sunray Blue/Sunray Light Blue Printed Hexagon Logo,Horizontal Stripes Hands: GMT 4 Hands , Luminous Coating Luminous: BGW-9 Blue Light, Hands and Markers Crown: Screw-down Crown, With 3D Hexagonal Logo Case Back: 316L Stainless Steel, Screw-On Back Case Back Strap: Solid 316L Stainless Steel Bracelet ,24mm*18mm Clasp: Butterfly Clasp/ Push Button Hidden Clasp Water Resistant: 10Bar=100 meters Weight: about 168g