Omega — Speedmaster Professional Moonwatch

Speedmaster Professional Moonwatch

Produced 1989–1996. Reference 3590.50.00 is the late calibre 861 Moonwatch that bridges the 145.0022 era and the later calibre 1861 reference 3570.50.00. In steel with a black dial, Hesalite crystal, closed back, and tachymeter bezel, it…

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Omega Speedmaster Professional Moonwatch 3590.50.00

Reference3590.50.00

BrandOmega

FamilySpeedmaster Professional Moonwatch

Produced1989–1996

StatusDiscontinued

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Omega — 11 min readOmega Speedmaster: From Racing Chronograph to MoonwatchA connected history of the Speedmaster, from its 1957 motorsport origins and calibre 321 roots to NASA qualification, Apollo 11, Apollo 13, the long-running Moonwatch, calibre 321 revival, and the modern 3861 Master Chronometer generation.

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