Sporty diver's watch for every occasion. The 20 bar pressure resistant case makes this watch suitable for diving. With our unique Eco-Drive technology, this watch is powered by light, and with a rechargeable battery, changing the battery is no longer necessary.Sporty diver's watch for every occasion. The 20 bar pressure resistant case makes this watch suitable for diving. With our unique Eco-Drive technology, this watch is powered by light, and with a rechargeable battery, changing the battery is no longer necessary.