SPB313 8X53 this Special Edition advances that

this Special Edition advances that unique history in support of the Seiko "Save the Ocean" campaign

including the red 12 markers

and is framed by a black sapphire crystal bezel providing subtle dimensionality

and a slim and comfortable stainless steel case and bracelet in dramatic black ion finish

With a new pressed pattern inspired by crystals in homage to the original quartz Astron

SPB313 8X53 this Special Edition advances thatProspex Automatic Diver's Watch. Designed for those who treat life as the ultimate adventure, the Seiko Prospex line meets every challenge with technological excellence and style. Part of a rich legacy of innovation in high intensity timekeeping, Prospex continues to celebrate a long history of sports watch excellence with re creations and re interpretations of landmark achievements. With the thinnest case to date of any Seiko automatic diver's watch,