Seiko Prospex SRPH57 King Turtle Shell Special Edition Oceanic Society Green Limited Edition Case Steel: Case Back Steel

Case Steel: Case Back Steel case back with shark imprinted and limited edition serial number

The digital compass is more practical than ever thanks to the dual-layer LCD

and delivers the world's fastest time-only signal reception in as little as 3 seconds and features a newly developed Duratect DLC surface hardening technology on the bezel and bracelet

This Seiko automatic watch is designed with a stainless steel case and strap and equipped with scratch resistant sapphire glass

Case diameter: 30

Seiko Prospex SRPH57 King Turtle Shell Special Edition Oceanic Society Green Limited Edition Case Steel: Case Back SteelIntroducing three Special Edition Prospex timepieces emphasizing Seiko's ongoing efforts to promote ocean exploration and conservation. In addition to an official partnership with PADI, the world's leading scuba diver training operation, and sponsorship of PADI Project Aware and the Scuba Diving magazine Sea Hero Awards, Seiko has announced its official sponsorship of Oceanic Society, America's first ocean conservation non profit, and its global work