Ferdinand Berthoud Chronometre FB RMS (2022)
- 18k rose gold or white gold case in 44mm with 14.30mm thickness, sapphire caseback and side porthole.
- Handwinding manufacture calibre FB-T-FC.RSM, tourbillon with fusee and chain transmission, 1169 components
- COSC Certified.
- Power reserve is 53hrs
- Limited to 20pcs