PROSPEX AUTOMATIC DIVER'S WATCH SPB323 Powered by light energy- no battery change required This extraordinary Limited Edition from while its new unidirectional AL-525B4AE6 testing Lug Width (Lug-Buckle):22-18

This extraordinary Limited Edition from the Sharp-Edged Series

Uniquely shaped LumiBrite hands and stick markers add a crisp legibility to the Sumiiro black GMT dial

hand-assembled at the Shizukuishi watch studio to provide the enhanced torque necessary for a diver's watch

as well as a crescent accent on the end of the second hand symbolizing the importance of the moon in Japanese aesthetics

features the first see-through screwdown caseback on a Seiko diver’s watch

PROSPEX AUTOMATIC DIVER'S WATCH SPB323 Powered by light energy no battery change required This extraordinary Limited Edition from while its new unidirectional AL 525B4AE6 testing Lug Width (Lug Buckle):22 18 This extraordinary Limited Edition from the Sharp Edged Series Uniquely shaped LumiBrite hands and stick markers add a crisp legibility to the Sumiiro black GMT dial