Seiko combine cutting-edge innovation with 130 years of watch making experience and are dedicated to striving for perfection in their timepieces. This 50th Anniversary Chronograph mens watch is functional and stylish. Crafted in black ion plated stainless steel, with a 45mm round case this black dial chronograph timepiece is water resistant to 100m. Ref: SGEH83P1 Product InformationBrand: Seiko Movement: QuartzCase Material: Black Ion Stainless SteelCase Size: 45mmType of Strap: Black Ion Stainless Steel BraceletGlass Material: Sapphire CrystalDial: BlackWater Resistant: 100mGender: Mens