Foudroyante... Hmmmm, you know my love for this complication. So, what do we have?
Girard Perregaux, of course, is maybe the most famous here, for us. The famous SF by GP: This movement is a 7750 reworked by La Joux-Perret. This movement was used by GP, but also other brands such as Hublot, Panerai ( Bill's PAM 246 has this movement ) a...
My favourite and .........the only foudroyante I have:)
Cheers, be safe, take care and be happy Francois ...