Proof that a dive watch can be fun & functional with the CITIZEN 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. Featured in stainless steel with green aluminum bezel and matching green dial, one-way rotating elapsed time and water resistant to 200 metres. Calibre E168. Show Less