Introduction
Throughout the 1940s and 1950s, Patek Philippe produced some of the most distinctive shaped wristwatches in Swiss horology. Whilst the Calatrava established the manufacture's reputation for classical round watches, its rectangular and architectural designs offered an altogether different expression of elegance. References such as the 1450 'Top Hat', 1593 'Hourglass' and 2441 'Eiffel Tower' demonstrated how Patek Philippe could transform a relatively simple time-only wristwatch into something visually striking through the careful manipulation of case proportions, lugs and dial design. These watches were produced during a period when dress watches were becoming increasingly refined, with manufacturers exploring new case shapes and thinner movements without compromising traditional standards of craftsmanship. Among these designs was the ref. 2427, introduced towards the end of the 1940s and produced into the following decade, combining a curved rectangular case with the elegant simplicity of a manually wound movement.
Manufactured in 1951, this Patek Philippe ref. 2427 is an attractive example of the manufacture's mid-century approach to shaped wristwatches. Its 18K yellow gold case features an elongated rectangular profile with gently curved sides and distinctive downturned lugs, giving the watch an architectural character that distinguishes it from more conventional dress watches of the period. The silvered dial is fitted with applied gold baton hour markers and matching hands, complemented by a subsidiary seconds register at six o'clock. The understated display allows the proportions of the case to take centre stage, whilst the manually wound calibre 9'''90 reflects Patek Philippe's expertise in producing refined movements for shaped watches. Accompanied by an Extract from the Archives confirming manufacture in 1951 and sale on April 22, 1952, this example offers an appealing combination of documented provenance, traditional craftsmanship and distinctive post-war design.
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Grade
V 8.5
Status
Vetted & Approved
Included
Extract from the Archives
Est. value range
$10,000 – $15,000
The Details
Brand
Patek Philippe
Dimensions
40mm x 26mm
Model
Rectangular
Movement
Manual-winding Patek Philippe cal. 9'''90
Reference
2427
Bracelet
Leather strap
Year
1951
Condition
Excellent
Material
18K Yellow Gold
Included
Extract from the Archives
Dial Color
Silver

THE DIAL
The silvered dial features applied gold baton hour markers and matching hands, creating a restrained display that complements the case's distinctive proportions. A subsidiary seconds register at six o'clock introduces a subtle element of symmetry, whilst the Patek Philippe Genève signature occupies the upper section of the dial. The accompanying Extract from the Archives describes the original dial as having raised gold indexes.

THE CONSTRUCTION
The 18K yellow gold case features an elongated rectangular profile with gently curved sides and distinctive downturned lugs. Its sculptural design creates an elegant transition between the case and leather strap, whilst the polished gold surfaces emphasise the watch's architectural proportions. The snap-on case back maintains the relatively slim profile associated with mid-century dress watches.

TIMING MACHINE READOUT
This reading was taken (crown down) with a ONEOF Accuracy Boutique Edition timing machine at time of cataloging. It is provided as a courtesy only, and shall not be construed as a warranty or guarantee of any kind. Please refer to our terms and conditions of sale for more information.
Condition
Watch is in overall excellent condition. The 18K yellow gold case shows surface scratches and small marks, as expected of a watch of this vintage, with patina across a large proportion of the gold surfaces. The case back retains a well-defined 18K stamp, while a hallmark on the crown side of the case remains fully legible. The silver dial exhibits spotting and marks across its surface, with some tarnishing to the applied hour markers. The crystal shows a number of scratches and cracks. It is fitted with a leather strap and an 18K yellow gold Patek Philippe pin buckle showing surface scuffs. Comes with a Patek Philippe Extract from the Archives.
Please note: The watch ticks at time of cataloging, but timekeeping is poor and a service is recommended.
Please Note: Due to CITES considerations, if the watch is to be shipped outside of the USA, the exotic skin strap will have to be removed.
Our Perspective
The ref. 2427 represents an appealing chapter in Patek Philippe's history of shaped wristwatches. Its elegant rectangular case, distinctive lugs and refined manually wound movement capture the character of post-war Genevan watchmaking, whilst the accompanying Extract from the Archives provides valuable historical
















