Seastar 1000 Powermatic 80 GMT

Diameter:46 mm Interchangeable quick release bracelet Automatic movement - up to 80 hours power reserve 316L stainless steel caseScrew-down crown and caseback Ceramic bezel ring Domed scratch-resistant sapphire crystal with anti reflective coating Water-resistant up to a pressure of 30 bar (300 m / 1000 ft)