PROSPEX AUTOMATIC DIVER'S WATCH SPB323 Powered by light energy- no battery change required the distinctively patterned black dial andCentralsweepsecond The masculine architectural design Lug Width (Lug-Buckle):18-16 FC-303GRS3NH6B

the distinctively patterned black dial offers LumiBrite hands and markers

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

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

This extraordinary Limited Edition from the Sharp-Edged Series

PROSPEX AUTOMATIC DIVER'S WATCH SPB323 Powered by light energy no battery change required the distinctively patterned black dial andCentralsweepsecond The masculine architectural design Lug Width (Lug Buckle):18 16 FC 303GRS3NH6B the distinctively patterned black dial offers LumiBrite hands and markers features the first see through screwdown caseback on a Seiko diver’s watch