Seiko — Sumo

Prospex Sumo

Produced 2013–2023. This Prospex Sea King Sumo carries a blue dial in a 45 mm steel case rated to 200 m and rides on a stainless steel bracelet. Among the family's automatics it is one of the longest-running, listed in production from 2013…

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Seiko Prospex Sumo SPB321J1
ReferenceSPB321J1
BrandSeiko
FamilySumo
Produced2013–2023
StatusDiscontinued

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