Seiko — Sumo

Prospex Sea King Sumo Dark Grey Gradation Dial Automatic Diver's SPB323 SPB323J1 SPB323J 200M

Seiko Prospex (reference SPB323J1), a 45 mm watch in production since 2022.

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Seiko Prospex Sea King Sumo Dark Grey Gradation Dial Automatic Diver's SPB323 SPB323J1 SPB323J 200M
ReferenceSPB323J1
BrandSeiko
FamilySumo
Produced2022–present
StatusIn production