Vacheron Constantin caliber 4400 QCL
4400 QCL description
Hand-wound movement with hours, minutes, month in aperture, hand-type date, small seconds at 6 o'clock, day of the week in aperture, and moon phase in aperture. Total of 253 parts including 21 jewels. Certified with Hallmark of Geneva.
Pictured is the base caliber 4400; to be updated ASAP.