Breguet 505

Breguet 505 is a manual-winding ultra-thin caliber introduced in 2000. The movement features a silicon escapement and measures just 2.4mm in thickness, maintaining Breguet's commitment to thin profile engineering. Currently in production, it powers the Classique 5177 and Marine 5177 references. The 505 belongs to the in-house caliber 500 family.