IWC Perpetual Calendar Chronograph patek philippe complications Gesamtkunstwerk called for each individual

Gesamtkunstwerk called for each individual part of a thing—be it a building or a watch—to unite in a cohesive and completely functional whole

these watches have become incredibly desirable on the market today

dates to circa 1993 and is a fantastic example of an increasingly-desirable Reference

A high-tech masterpiece

releasing their first one in 1919

IWC Perpetual Calendar Chronograph patek philippe complications Gesamtkunstwerk called for each individualA perpetual calendar is like a small computer on your wrist. Think of it this way: Imagine a watch that keeps track of not only the time, but also the date, the day of the week, and the month, and also tells you whether it's a leap year or not, and what the current phase of the moon is. Oh, and one more thing imagine it does all of this mechanically, using springs and gears, and that you only have to adjust it once every century or so. Crazy, right?