Tissot SeaStar 1000. On your wrist, the Seastar 1000 Quartz, the door to this underwater world. At 36mm, the Seastar 1000 Quartz has a natural confidence about it. It’s chic, assertive and versatile, ready to stride through the urban jungle unfazed and also strong enough to dive deep under the sea. Whether you choose the black, blue or white lacquered dial, it comes with a stainless steel case and bracelet, a uni-directional rotating bezel with a mineral glass insert, a screw-down crown and water resistance up to 30 bar (300m / 1000ft)).