The diving inspiration shapes both the appearance and the functionality of this watch. It maintains its performance under water to a pressure of 300m. Combining high performance with style, the Tissot Seastar 1000 will be loved by both professional and amateur divers alike. ABOUTWeight180g Water Resistance Water-resistant up to 300 Metres Warranty2 Years CASE AND CRYSTALThickness12. 8mm Case Options Aluminium bezel ring, screw-down crown and case back, anti-clockwise rotating bezel, screw-down pushers Length45. 5mm Width45. 5mm Case Material316L Stainless steel case Lugs22mm Crystal Scratch-resistant sapphire crystal with double-sided antireflective coating MOVEMENTEnergy Quartz EOLJewels4Model ETA G10. 212Movement Swiss quartz Caliber13 1/4\"Dial HMs SDBattery Renata 394Functions30-Minutes and 1/10 of a second counters, ADD and SPLIT functions, central 60-seconds chronograph hand, EOLDIALDial Colour Green gradient Indexes Indexes STRAPBuckle Folding clasp with safety and diver extension