Proof that a dive watch can be fun and functional with the ISO-compliant Promaster Diver. With Eco-Drive technology, it is powered by light and never needs a battery, so you'll never need to open your caseback or compromise your dive again. Featuring a stainless steel case, black polyurethane strap and a matching black dial. Additional features include an aluminium ring on the bezel, screw-back case and screw-down crown, one-way rotating elapsed time bezel and water resistance to 200 metres.