Seiko — Prospex

Prospex

Closely related to the SPB187, the SPB189 is a 42 mm steel 6R35 automatic rated to 200 m, with a 70-hour reserve at 21,600 vph, LumiBrite indexes and a steel bracelet. Unlike its 2020–2023 sibling, it has remained in continuous production from 2020 to the present.

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Seiko Prospex SPB189
ReferenceSPB189
BrandSeiko
FamilyProspex
Produced2020–present
StatusIn production