The JCAM35 represents the most advanced evolution of Jacob & Co.'s Astronomia Tourbillon series, featuring a triple-axis tourbillon system with 617 components and 70 jewels—the highest jewel count in the Astronomia family. This caliber showcases exceptional hand-finishing including angled and polished plates and bridges, with the signature gravitational orbital tourbillon system. The movement continues the Astronomia tradition of four rotating satellites on a central vertical axis while delivering enhanced precision and extended complexity.
Movement Type
Manual Wind
Jewel Count
70 jewels
Power Reserve
60h
Frequency
21,600 vph (6 Hz)
Height
18.05mm
Display Type
Analog
Shock Protection
Incabloc
BRAND
Jacob & Co.TYPE
Manual WindSTATUS
In ProductionMANUFACTURE
In-houseLAUNCH YEAR
2020CALIBER FAMILY
AstronomiaCOUNTRY
SwitzerlandALSO KNOWN AS