Important Collectors Wristwatches, P...
Geneva, Mandarin Oriental Hotel Du Rhône, Oct 15, 2006
?Perpetual Almanac? French/English. Made in the 18th Century. Fine and rare, three gold watch keys including a manual perpetual calendar key and a miniature perpetual calendar pendant.
Two gold crank keys; a ?Perpetual Almanac? calendar key, double-
sided, with apertures for the months and their respective
number of days, zodiac symbols, sunrise hours, date and days
of the week; a silver and brass ?Perpetuum Calendarium? pendant
with indications and apertures for sunrise/sunset,
day/night, months, days of the week and their respective symbols
and date, foliate suspension loop.
Slightly worn condition.
To be sold without reserve