Jaeger-LeCoultre 809-1

Jaeger-LeCoultre caliber 809/1 is an automatic movement beating at 28,800 vibrations per hour with a 40-hour power reserve. The 238-part caliber displays hours, minutes, a sky chart, celestial disc, zodiac signs, and an appointment hand. Its distinctive feature lies in the astronomical complications, combining a perpetual calendar with astrological displays.