SPB335 6N42 the proprietary caliber 8R48 34-jewel

the proprietary caliber 8R48 34-jewel automatic movement beats at a frequency of 28

intensified by the matching orange liner of the green nylon strap

Crafted of stainless steel with a delicately tapered bracelet

this exceptional timepiece includes a screwdown see-through caseback and tri-fold push-button release clasp

this exceptionally durable timepiece offers a rugged stainless steel case and bracelet based on one of Seiko’s most iconic diving styles

SPB335 6N42 the proprietary caliber 8R48 34-jewelProspex Black Series Limited Edition. 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. Based on an iconic design, this extraordinary Black Series