The Prospex Street series was developed to combine looks and substance: coupling Seiko fans’ enthusiasm for watch design styles alongside the expertise from 5 decades of creating diving watches. This diver’s watch is a modern re-interpretation of the Seiko world first "Hybrid divers” originally released in 1982 and named so because it combines analogue and digital watch technology. This specific model is also known as the ‘Arnie’ after the actor who wore it in the film ‘Commando'.The accordion-style silicone strap combines style, high durability and comfort - a strap design invented by Seiko as a practical solution to the expansion and contraction of a diver's wrist at different depths.Powered by Seiko's solar technology, so no need to change a battery200m water resistance, so is perfect for swimming and diving