Universal Geneve Triple Calendar Moonphase Cal 291 Ref 21311 Steel Vintage 1945

Vintage Universal Geneve triple calendar moonphase wristwatch, reference 21311 (caseback stamped 21311), powered by the manual-wind caliber 291. Circa 1945–46. This is the time-only triple calendar moonphase (day and month windows, pointer date, moon phase at six o'clock, and sub-seconds), not the Tri-Compax chronograph. Case size: 34.5mm Running and in working condition at time of listing — timekeeping, day, date, month, and moon phase all operate. Condition notes (please review all photos carefully, as they are part of the description): Dial: study the photos closely. Near the 6 o'clock numeral there appears to be a faint second "6" beneath the printed one.

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