Vacheron Constantin Monopusher Chronographs Guide
Reference Guide

Vacheron Constantin Monopusher Chronographs Guide

By quattro · Oct 23, 2024 · 45 replies
quattro
WPS member · Vacheron Constantin forum
45 replies10928 views34 photos
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In this comprehensive article, quattro meticulously catalogs Vacheron Constantin's monopusher chronographs, spanning nearly a century of horological innovation. His detailed visual guide, featuring both vintage and modern references, offers an invaluable resource for collectors seeking to understand the evolution and distinct characteristics of this specialized complication within the esteemed manufacture's lineage. This deep dive illuminates why these single-pusher mechanisms remain a captivating niche for enthusiasts.

All the models I could find with only one pusher to start, stop and reset the chronograph.

Enjoy!


A. VINTAGE MODELS

1/ Round case ref. 3307 (13 ligne caliber based on an ebauche by the brothers John and Charles Reymond - later known as the company Valjoux)







Model from 1927 made for King Alexander I of Yugoslavia (credit: Sotheby’s)




Model from 1929 with black hands (credit: goldammer.me courtesy of Phillips)


2/ Cushion case

a) Without pulsometer scale



Ref. 2990 ? (case n° 251050) from the 20s (credit: invaluable)




Ref. 2990 from 1930 (credit: Hodinkee)


b) With pulsometer scale



Model from 1928 with Stuart pear hands (credit: bexsonn.com)




Similar model with baton or sword (?) hands (credit: Horas y Minutos)






Similar model with B r eguet hands (credit: Davide Par m egiani)








Ref. 3410 from 1931 (credit: Davide Par m igiani)


B. MODERN MODELS

1/ Without tourbillon

a) Harmony ref. 5300S/000R-B055 with cal. 3300 (model launched for the 260th anniversary of the brand, in 2015)







(credit: Hodinkee)


b) Harmony ref. 5300S/000R-B124 with cal. 3300 (2016 edition of the previous model, with anthracite numerals instead of blue on the anniversary edition)





(credit: Hodinkee)


2/ With tourbillon

a) Harmony Ref. 5100S/000R-B125 with caliber 3200



(credit: H.M.Timepiece on FB)


b) Harmony Ref. 5100S/000P-B056 with caliber 3200



(credit: Horologium)




(credit: the watch observer) 
 

c) Traditionnelle ref. 5100T/000R-B623 with cal. 3200





(credit: Watch I Love)


d) Traditionnelle ref. 5100T/000P-H041 with cal. 3200 (Collection Excellence Platine)



(credit: Watch Collecting Lifestyle)






(credit: Sjx)


3/ Split seconds

a) Harmony ref. 5400S/000P-B057 with cal. 3500/260





(credit: a blog to watch)


b) Traditionnelle ref. 5400T/000P-B637 with cal. 3500 (Collection Excellence Platine)





(credit: Sjx)


4/ Les Cabinotiers Minute Repeater Tourbillon Split-Seconds Monopusher Chronograph with cal. 2757 (there are 2 pushers for the chronograph on the right – one (at 2:00) for start, stop, and reset, and one (at 4:00) for the split-time function)





(credit: Hodinkee) 

Key Points from the Discussion

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The Discussion
QU
quattro
Oct 23, 2024

My personal preference goes to the ultra-thin Harmony Split-seconds.

QU
quattro
Oct 23, 2024

too large and thick except on the ultra thin models and on some less complicated ones.

JM
jmpTT
Oct 23, 2024

All of these watches are stunning. It's a great lineage. The dial proportions of the early Ref 3307s are the best to my eyes. The subdials are large, but not too close to the centre stack. The spirit of these early watches is found in the modern Patek 5959 (sorry). The modern Harmony Chronograph Pulsometer goes in the opposite direction, being quite large and thick for a dress chronograph. It's grown on me over the years, with the larger dial being suited to middle- and old-age eyes. Makes sense

TE
TeutonicCarFan
Oct 23, 2024

If I win the lotto, that is

TI
Tick Talk
Oct 23, 2024

The cushion case is very pleasing to my eyes too. Thanks for putting this together V&C’s first monopusher wrist chrono came out in 1917. There are a few more to add to your compendium here: www.watchprosite.com / Best of the Hour Lounge Wrist Chronographs

BR
bruckner4
Oct 23, 2024

And I quite like their cushion-shape examples.

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