Seiko Prospex 'Save the Ocean' Special Edition SPB299J1

Seiko's reputation for reliable and durable diver's watches was forged in the 1960's and 1970's when they were chosen by adventurers and researchers on expeditions to the north and south poles. Case Thickness: 12.5mm Case Diameter: 42.0mm Lug-to-lug: 48.8mm