Atelier de Chronométrie ADC16 Debuts as the Brand’s First Dual-Register Chronograph

At a glance

• The manually wound Cal. S440 reworks the Valjoux 23 with redesigned bridges, an instantaneous minutes counter, a new balance wheel and extensive finishing; power reserve is 52 hours.
• The 36 mm case pairs a stainless steel midcase with an 18k yellow gold bezel, chronograph buttons, crown and case back. It has a sapphire crystal.
• Each configuration is a unique piece, with customization available. Price is €140,000–150,000 depending on customizations.