SPB317 6R15 in two-tone silver and black

in two-tone silver and black with super-hard coating for added endurance

Framed by a 60-minute track marked in five-minute increments

In stainless steel with gold finish

Crafted of stainless steel with durable super-hard coating and a secure screwdown crown

Sleeker and slimmer than the original

SPB317 6R15 in two-tone silver and blackProspex 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,