Breguet 502.3

Manual WindingIn ProductionIn-house
Family: 500

Caliber 502.3 is a manual-winding tourbillon movement manufactured by Breguet. Introduced in 2005, it remains in production and serves as the base for the Classique Tourbillon Extra-Plat. The caliber measures 3mm in thickness and delivers a 60-hour power reserve. Multiple variants incorporate complications including perpetual calendar and power reserve indicators.