The Les Cabinotiers Celestia Astronomical Grand Complication 3600, unveiled at this year’s SIHH fair, is, hands down, one of the most complicated wristwatches the world has ever seen. This one-of-a-kind watch features 23 different complications crammed into a movement that is just 8.7mm thick.
To properly showcase these 23 complications, the Les Cabinotiers Celestia Astronomical Grand Complication 3600 utilizes both its front and back. On the mainplate, we can see, among others, a perpetual calendar, moon phase indicator and an extra minute hand that shows the running equation of time.
It can be argued, however, that the back of the watch is even more aesthetically than the front, as it contains a translucent celestial chart of the Northern Hemisphere along with a tourbillon. As poetic as it may sound, it’s…
