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SeikoProspex Alpinist “Alpinist”
Originally introduced in 1959 for Japanese "Yama-otoko" (mountain men), the modern Seiko Alpinist (SARB017 / SPB121) features an emerald green dial, gold cathedral hands, and an internal rotating compass ring.
ℹ️Fitment Note: Both historic SARB017 and modern Prospex SPB121 feature standard 20mm lugs.
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Verified 20mm FitOlive & Orange Suede
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Seiko Prospex Alpinist "Alpinist" Strap Guide: Celebrated in horological circles as the “Alpinist”, this Seiko Prospex Alpinist features a distinct colorway and identity. Discover curated pairings ranging from tactical NATO and sport rubber to bespoke leather straps that accentuate its iconic case architecture and dial design.
Seiko Prospex Alpinist "Alpinist" Lug Width & Strap Size: The Seiko Prospex Alpinist "Alpinist" features a 20mm lug width, making it compatible with standard 20mm two-piece, single-pass NATO, FKM rubber, leather, and metal mesh aftermarket watch straps.