![La Cote des Montres: The Ferdinand Berthoud Chronomètre FB RSM watch - A regulator with deadbeat seconds, an original complication developed in the grand tradition of watchmaking apprenticeship La Cote des Montres: The Ferdinand Berthoud Chronomètre FB RSM watch - A regulator with deadbeat seconds, an original complication developed in the grand tradition of watchmaking apprenticeship](https://images.lacotedesmontres.com/mesIMG/imgStd/75661.jpg)
La Cote des Montres: The Ferdinand Berthoud Chronomètre FB RSM watch - A regulator with deadbeat seconds, an original complication developed in the grand tradition of watchmaking apprenticeship
![Introducing: Ferdinand Berthoud Chronomètre FB 3 'ONLY Watch'. The Real Sleeper at this Auction. — WATCH COLLECTING LIFESTYLE Introducing: Ferdinand Berthoud Chronomètre FB 3 'ONLY Watch'. The Real Sleeper at this Auction. — WATCH COLLECTING LIFESTYLE](https://images.squarespace-cdn.com/content/v1/512f9596e4b0ed945e3306aa/c74cf843-60c4-4e0d-847c-e96b3333d116/FB3_OW23_Front_B-034fb849-1920w.jpeg)
Introducing: Ferdinand Berthoud Chronomètre FB 3 'ONLY Watch'. The Real Sleeper at this Auction. — WATCH COLLECTING LIFESTYLE
![Frederique Constant x Christiaan van der Klaauw Tourbillon Planetarium Only Watch 2023 | Frederique Constant Frederique Constant x Christiaan van der Klaauw Tourbillon Planetarium Only Watch 2023 | Frederique Constant](https://www.watchonista.com/sites/default/files/watchographer/1/watches/496059/pictures/frederique_constant_only_watch_2023.jpg)
Frederique Constant x Christiaan van der Klaauw Tourbillon Planetarium Only Watch 2023 | Frederique Constant
![Reference FB 2RSM.1 | A limited edition white gold tourbillon wristwatch with dead beat seconds, power reserve indication, and constant force escapement with fusee-and-chain transmission, Circa 2022 | Important Watches | 2023 | Sotheby's Reference FB 2RSM.1 | A limited edition white gold tourbillon wristwatch with dead beat seconds, power reserve indication, and constant force escapement with fusee-and-chain transmission, Circa 2022 | Important Watches | 2023 | Sotheby's](https://sothebys-md.brightspotcdn.com/dims4/default/278eba6/2147483647/strip/true/crop/2000x2000+0+0/resize/4096x4096!/quality/90/?url=http%3A%2F%2Fsothebys-brightspot.s3.amazonaws.com%2Fmedia-desk%2Fwebnative%2Fimages%2F16%2F9a%2F5668cd2c43ee86374340c567df62%2Fn11273-cszwq-extra1-group.jpg)
Reference FB 2RSM.1 | A limited edition white gold tourbillon wristwatch with dead beat seconds, power reserve indication, and constant force escapement with fusee-and-chain transmission, Circa 2022 | Important Watches | 2023 | Sotheby's
![Frederique Constant Celebrates its 35th Anniversary with the Classic Tourbillon Meteorite Manufacture Frederique Constant Celebrates its 35th Anniversary with the Classic Tourbillon Meteorite Manufacture](https://assets-global.website-files.com/63b937f7cb69a848fab5e097/6536602bf5db0854adbc7bd2_Lead%20image.png)
Frederique Constant Celebrates its 35th Anniversary with the Classic Tourbillon Meteorite Manufacture
![Ferdinand Berthoud Chronomètre FB 1: Chain-And-Fusée Constant Force And Tourbillon, But Sapphire Crystal Was The Greatest Challenge - Quill & Pad Ferdinand Berthoud Chronomètre FB 1: Chain-And-Fusée Constant Force And Tourbillon, But Sapphire Crystal Was The Greatest Challenge - Quill & Pad](https://quillandpad.com/wp-content/uploads/2018/01/Ferdinand-Berthoud_-Chronometre-FB-1R.6-1_wrist_9W0B8649.jpg)