The Tissot Seastar 1000 is the ultimate diving watch, with its high water-resistance up to a pressure of 30 bar (300 m/1000 ft), screw-down crown and case back as well as its unidirectional ceramic bezel.
Diameter:45.5 mm Interchangeable quick release bracelet Aluminium bezel ring Screw-down crown and caseback Swiss Quartz movement Scratch-resistant sapphire crystal with double-sided antireflective coating Water-resistant up to a pressure of 30 bar (300 m / 1000 ft)