The perpetual calendar mechanism features retrograde hands for all functions from date, month and weekday. A small leap year indication rounds off the calendar function. The instant mechanism is programmed until the year 2100, and in any case can be adjusted via push pieces hidden in the case between the lugs at 12 o’clock.
The Flying Tourbillon
27 complications, Over 1300 Components
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The Retrograde Perpetual Calendar
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