Brand: San Martin Model: SN0101-G-JS-1 Movement: VK6430 [Quartz Movement] Is Support Custom Logo: No Case: Material - 316L Solid Stainless Steel 38mm in diameter Lug to Lug 46.8mm Thickness 11.5mm Band width 20mm Functions: Centre hour, minute and seconds hands, small seconds hand at 9 o''clock. Chronograph (centre hand), 24-minute counter at 3 o''clock and 60-seconds counter at 9 o''clock. Glass: Sapphire Crystal Glass,AR Coating Bezel: Stainless Steel Polished Bezel Dial Color: Arabic Numeral Dial, Sunray Light Blue, Sunray Orange,Sunray Green, Sunray Navy Blue Crown: Push Pull Crown, With San Martin Hexagon Logo Case Back: Screw-down Case Back, Brushed Process Strap: Quick Release Leather Strap， 20mm * 18mm Clasp: 316L Solid Stainless Steel Buckle,With San Martin Logo Water Resistant: 5Bar=50 meters Weight: about 60g Warranty: 2 Year