Patek Philippe Complicated Watches

Patek Philippe. An exceptionally fine and rare 18K yellow gold perpetual calendar chronograph wristwatch with moon phases SIGNED PATEK PHILIPPE, GENÈVE, REF. 2499, MANUFACTURED IN 1951 With Patek Philippe Extract from the Archives confirming production . To many high-end watch collectors with decades of experience in the field of vintage wristwatches certain facts are facts and changes to these should not be expected. It is consequently a landslide event when a historical model in its most exclusive version comes for the first time to the market and redefines scholarship and hence undermines what has been considered a fact until the day before. Reference 2499 Reference 2499, widely acknowledged as one of the world's greatest watch models ever created, has undoubtedly greatly influenced the designs of many of the most renowned watchmakers. Introduced to the market in 1950 it replaced the legendary reference 1518, the world's first perpetual calendar wristwatch with chronograph made in series. Over a period of 35 years, reference 2499 was made in four series in a total production of only 349 pieces, the majority cased in yellow gold. The rarity of this model becomes evident when considering that an annual average of only 9 watches left Patek Philippe's workshops. Reference 2499 is generally divided into the following four series: - first series: square chronograph buttons, applied Arabic numerals and tachymetre scale, the present lot - second series: round chronograph buttons, either applied baton or applied Arabic numerals and tachymetre scale - third series: round chronograph buttons, applied baton numerals and outer seconds divisions - fourth series: round chronograph buttons, applied baton numerals, outer seconds divisions and sapphire crystal I am ready to any chacking, face to face, ready to trade , only ware ransfer.