The case of this Seiko watch, with its 45 mm diameter and 13.2 mm thickness, is testimony to robustness and durability. Made of stainless steel, the case is designed to withstand the most challenging conditions, while its screw-down back features a screw-down crown and Special Edition engraving. On the other hand, the steel strap with triple safety clasp and extender button ensures that the watch stays securely on the wrist in any situation. This sports watch also offers a number of functions that make it a valuable tool in different environments: indication of hours, minutes and seconds, calendar located at 3 o'clock and a function to stop the second hand. These features make the Seiko Prospex 'Save the Ocean' a versatile choice for any adventure.