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Seiko Prospex

Seiko Prospex

SolarSteel

Ref. SSC421

Collection: ProspexCase size: 44mmMovement: V176

The Seiko Prospex, reference SSC421, is a chronograph with a 44 mm steel case. The case measures 13.5 mm thick, with a water-resistance rating of 100 metres. The movement is solar-powered calibre V176, which operates for approximately 6 months when fully charged. The watch has a curved Hardlex crystal. The dial has a date display; the watch has a leather strap. The movement has an accuracy of plus or minus 15 seconds per month. The case has a lug width of 20 mm. The dial has LumiBrite on the hands and indices.

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Last updated 9 Oct 2026Suggest a correction

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