Seiko - The SPB301J is a modern re-interpretation of the 1970 legendary divers watch featuring a textured white dial designed to capture the glacial seascape of the Antarctic. This Save the Ocean Special Edition gents watch is powered by the movement of the wearer and has approximately 71hours power reserve at full charge. The 42.7mm case is crafted with super hard coated stainless steel. The SPB301J offers a one-way rotating bezel, screw down crown, luminous hands and markers encased in curved sapphire crystal glass and presented in a special box. Made in Japan.