
Fine watchmaking has its quota of exemplary models that attract more than their share of collectors and fan the ardour of the true enthusiast. Only a few chronographs are worthy of belonging to this elite circle. Such factors as the configuration of the movement, its performance, reliability and finish inspire the awe in which they are held. The Vacheron Constantin Chronograph Perpetual Calendar “Calibre 1141QP” indubitably belongs among these legendary movements.


| References | : | Patrimony Traditionnelle Chronograph Perpetual Calendar 47292/000P-9510 and 47292/000P-9590 |
| Movement | : | 1141 QP |
| Energy | : | Mechanical, manual-winding |
| Movement thickness | : | 7.40 mm |
| Movement diameter | : | 27.00 mm |
| Jewels | : | 21 jewels |
| Frequency | : | 18,000 vibrations/hour |
| Indications | : | Hours, minutes Small seconds at 9 o’clock Column-wheel chronograph 30-minute counter at 3 o’clock Centre chronograph hand Perpetual calendar and precision moon-phases at 6 o’clock |
| Power reserve | : | More than 45 hours |
| Case | : | 950 platinum Diameter: 43 mm Convex sapphire crystal with anti-reflective coating on the inside Screwed-down exhibition back with transparent sapphire crystal |
| Water-resistance | : | 3 bar, equivalent to 30 metres |
| Dial | : | Silvered or dark grey opaline Two finely snailed counter at 3 and 9 o’clock Black or white painted minute-track |
| Strap | : | Black hand-stitched, saddle-finish, square-shape scales alligator leather |
| Clasp | : | 950 platinum folding-clasp Polished half Maltese Cross |