ETA SA CHARLES-GCA-3024-12

The Gerald Charles caliber GCA 3024/12 is an automatic flying tourbillon movement manufactured by ETA SA, based on the Vaucher Manufacture Fleurier VMF 3024 framework with brand-specific customizations. It operates at 28,800 vibrations per hour and features a small seconds display. The movement includes a 22-karat rose gold rotor with a honeycomb motif and a titanium tourbillon cage shaped like the brand's GC logo. Introduced in March 2023, it powers the Maestro 9.0 Tourbillon watch.