Seiko — Sumo

Seiko Prospex SPB103

Produced 2019–2023. Official Seiko Global product page identifies SPB103 as a Prospex model. Automatic with manual winding Precision +25 to -15 seconds per day. Water resistance 200m, 660ft diver's.

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Seiko Prospex SPB103 SPB103J1
ReferenceSPB103J1
BrandSeiko
FamilySumo
Produced2019–2023
StatusDiscontinued

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