Calendar watches are a fascinating category because of how many types there are — running the gamut from simple three-hand models with dates or day-dates, like the famous Rolex Day-Date, to more complicated models like the annual calendar and the even rarer perpetual calendar. How well do you know the world of calendar watches? Take our quiz and find out for yourself.

How well did you do? Which questions were the most difficult? Did you learn anything new? Let us know in the comments section (below).
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