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Lot Essay
Reference 605 represents Patek Philippe’s pocket-watch interpretation of Louis Cottier’s celebrated World Time, or ‘Heure Universelle’, mechanism. Cottier first presented Patek Philippe with his 17-ligne world-time calibre in 1937, and between 1938 and 1939 delivered the first two examples, one of which is considered a prototype. Production remained exceptionally limited: only 88 world-time movements were completed by Cottier up until 1964, with three movements supplied in 1940 and a further five in 1941.
With total production well below 100 pieces, reference 605 HU is among the rarest of Patek Philippe’s World Time creations and housed the great majority of these movements. The present example features the beautifully restrained silvered dial, arguably the most archetypal configuration of the reference. Other examples were produced with enamel, champagne or pink dials, while an exceptionally rare black version is also known to have been made upon special request.
Heure Universelle & Louis Cottier
Louis Cottier (1894-1966) developed his ingenious World Time, or ‘Heure Universelle’, mechanism in 1931. Allowing the simultaneous reading of the time across multiple locations around the world, the system would become one of the most celebrated and recognisable complications of 20th-century watchmaking. Cottier’s invention was subsequently adopted by several of Switzerland’s most prestigious manufactures, including Patek Philippe for references 605, 1415 and 2523, Vacheron Constantin for reference 3372, as well as Agassiz and Rolex for reference 4262.
Cottier continued to refine his invention throughout his career. In 1953, he developed a mechanism allowing the city disc to be adjusted by means of a secondary crown. Further development resulted in a system patented by Patek Philippe in 1958, permitting the hour hand to be adjusted independently without interrupting the continuous progression of the minute hand.
Ingenious in its construction yet remarkably intuitive in use, Cottier’s Heure Universelle remains one of the most elegant solutions ever devised for displaying world time. Reference 605 occupies an important position within this history, translating the complication into the classical proportions of a Patek Philippe pocket watch and representing one of the earliest and rarest expressions of the manufacture’s enduring association with Louis Cottier.
With total production well below 100 pieces, reference 605 HU is among the rarest of Patek Philippe’s World Time creations and housed the great majority of these movements. The present example features the beautifully restrained silvered dial, arguably the most archetypal configuration of the reference. Other examples were produced with enamel, champagne or pink dials, while an exceptionally rare black version is also known to have been made upon special request.
Heure Universelle & Louis Cottier
Louis Cottier (1894-1966) developed his ingenious World Time, or ‘Heure Universelle’, mechanism in 1931. Allowing the simultaneous reading of the time across multiple locations around the world, the system would become one of the most celebrated and recognisable complications of 20th-century watchmaking. Cottier’s invention was subsequently adopted by several of Switzerland’s most prestigious manufactures, including Patek Philippe for references 605, 1415 and 2523, Vacheron Constantin for reference 3372, as well as Agassiz and Rolex for reference 4262.
Cottier continued to refine his invention throughout his career. In 1953, he developed a mechanism allowing the city disc to be adjusted by means of a secondary crown. Further development resulted in a system patented by Patek Philippe in 1958, permitting the hour hand to be adjusted independently without interrupting the continuous progression of the minute hand.
Ingenious in its construction yet remarkably intuitive in use, Cottier’s Heure Universelle remains one of the most elegant solutions ever devised for displaying world time. Reference 605 occupies an important position within this history, translating the complication into the classical proportions of a Patek Philippe pocket watch and representing one of the earliest and rarest expressions of the manufacture’s enduring association with Louis Cottier.