Patek Philippe Complications 5905P-001
About This Watch
The Patek Philippe Complications 5905P-001 in platinum with green sunburst dial is a tour de force that combines a flyback chronograph with an annual calendar, representing one of the most useful combinations of complications available. The annual calendar automatically adjusts for months of different lengths, requiring correction only once per year at the end of February. The flyback chronograph allows the timing function to be reset and immediately restarted. Together, these complications create a watch that is both a practical everyday companion (with its annual calendar) and a precision timing instrument (with its flyback chronograph). The green sunburst dial in platinum is a bold choice that has proven extraordinarily popular, with the distinctive Patek Philippe platinum diamond between the lower lugs confirming the case metal. The caliber CH 28-520 QA 24H integrates a day/night indicator to complement the calendar displays. Day and month appear in twin apertures below 12 o'clock, while the chronograph minute counter and small seconds occupy the lower half of the dial. The 42mm platinum case provides comfortable proportions for this complex watch. The 5905P represents Patek Philippe's ability to combine high complications with contemporary design sensibility.
In-Depth Review
The Patek Philippe 5905P-001 is one of the most technically accomplished wristwatches in the current Patek catalog, combining a flyback chronograph with an annual calendar in a 42mm platinum case. Powered by the in-house CH 28-520 QA 24H caliber, this movement integrates a column-wheel chronograph mechanism with a calendar that requires only one manual correction per year, on March 1st. The green sunburst dial is a departure from Patek's traditionally conservative palette, signaling the Geneva manufacture's willingness to evolve while maintaining the extraordinary finishing standards that define every component visible through the sapphire caseback.
This watch speaks to the serious collector who values mechanical complexity delivered with restraint. Unlike the flashier Royal Oak Chronograph or the Rolex Daytona, the 5905P is understated in its presentation despite being far more complicated. The green calfskin strap softens the formality of the platinum case, making it versatile enough for business attire or a weekend outing. Competitors in this space include the Lange Datograph Perpetual and the Vacheron Constantin Traditionnelle Chronograph, but neither matches the specific combination of flyback chronograph and annual calendar in a single movement.
With an MSRP of $119,000 and secondary market values consistently reaching $160,000, the 5905P demonstrates the kind of value retention that Patek Philippe collectors have come to expect. Platinum Pateks have historically been the most sought-after by connoisseurs, and the limited production numbers of this reference ensure scarcity. As an investment piece, it carries substantially lower risk than many alternatives at this price point. For the buyer who wants a do-everything complicated watch from the most prestigious name in horology, the 5905P-001 is as close to a perfect choice as exists today.
Specifications
Movement
| Movement Type | Automatic |
|---|---|
| Caliber | Patek Philippe CH 28-520 QA 24H |
| Power Reserve | 55 hours |
| Frequency | 28,800 vph |
| Jewels | 40 |
Case
| Case Diameter | 42.0mm |
|---|---|
| Case Thickness | 11.6mm |
| Case Material | 950 Platinum |
| Crystal | Sapphire |
| Bezel | Fixed, smooth |
| Dial Color | Green Sunburst |
| Lug Width | 21mm |
| Lug-to-Lug | 48.0mm |
Features
| Water Resistance | 30m / 98ft |
|---|---|
| Bracelet/Strap | Green calfskin leather strap |
| Clasp | Fold-over clasp in 950 platinum |
| Weight | 130g |
| Complications |