The new Greubel Forsey Balancier Convexe S² Carbon 41.5 mm is basically the same as the Greubel Forsey Balancier Convexe S2 Titanium
collection Greubel Forsey Balancier
The Greubel Forsey Double Balancier Convexe Carbon 42.5 mm is the follow-up of the two titanium versions that were released earlier
The Greubel Forsey Balancier White Gold is a fully hand-finished time piece featuring GF’s design DNA with an asymmetrical case