The IWC Wristwatch
The IWC Wristwatch Company (International Watch Company) was founded by an American, Florentine Ariosto Jones, in 1868. Jones had worked for the Howard Watch & Clock Company in Boston for several years, and had seen at first hand how the American approach to industrialised precision watchmaking could produce consistent, accurate movements at a fraction of the cost of traditional European hand-finishing. In the late 1800s watches were still largely being made by hand, and because skilled watchmakers were rare and expensive, prices remained relatively high — even as the perception of a watch shifted from luxury status symbol to everyday useful object. That gap between what watches cost and what ordinary people could pay was exactly the opportunity Jones had come to exploit.
Jones took a particular route to get there. He had learned of a failed venture run by Aaron Lufkin Dennison — one of the founders of the Waltham Watch Company — who had planned to import Swiss-made watches to America to benefit from lower wages and Swiss expertise. Jones reversed the concept: he would bring American production methods to Switzerland. He set up his business in Schaffhausen on the right bank of the Rhine, near the Swiss-German border. Here he met Johann Heinrich Moser, who advised him to build a dam that would harness the power of the Rhine's flow to drive his machinery — cheap, reliable hydroelectric power in an era when that was a genuine competitive advantage.
Early Struggles — and Swiss Rescue
Just like Aaron Dennison before him, Jones couldn't overcome the obstacle of high import tariffs on goods entering America — precisely the market he had intended to serve. By 1875 the company filed for bankruptcy and Jones was forced to relinquish control. A Swiss consortium acquired IWC's shares. With another American, Frederick Seeland, in charge, the company improved somewhat but not enough to thrive, and IWC was eventually sold at auction to one of its stockholders, Johannes Rauschenbach-Vogel, for 280,000 francs. Under Rauschenbach's ownership and subsequently that of his son-in-law Ernst Homberger-Rauschenbach, IWC began to achieve the improvements in scale and production efficiency that Jones had originally envisioned. The development of the Calibre 52 movement — revolutionary for its time — further enhanced the company's standing in the horological trade.
There is something fitting about this history. IWC was an American idea that failed as an American business and succeeded as a Swiss one, while retaining the American emphasis on precision engineering over decorative finish. That inheritance — technical seriousness, functional clarity, a preference for performance over ornamentation — defines IWC's character to this day.
The Wars and the Professional Watches
World War I interrupted the company's good fortune under Homberger-Rauschenbach's proprietorship. But by World War II, IWC had picked up its growth again as there was intense military demand for modern precision timepieces. Around this time IWC created one of the most important pieces in its history: the first oversize anti-magnetic pilot's watch, the Mark X, featuring Calibre 83 — a movement designed to withstand the stronger magnetic fields encountered in aircraft cockpits. The lever-set configuration, requiring a deliberate two-step action to set the hands, prevented accidental time changes from vibration.
In 1944, IWC came remarkably close to its end when Allied bombers targeting German industrial facilities struck Schaffhausen by mistake. The factory narrowly escaped damage. The incident left the watch community with an uncomfortable counterfactual: had the bombs fallen slightly differently, one of the great Swiss watch companies would have been destroyed before its most important work was done.
The Mark XI and RAF service: After the war, IWC created the Mark XI — a lever-set pilot's watch supplied to the Royal Air Force and other allied air forces from 1948 until the early 1980s. The Mark XI used what was essentially a high-grade pocket watch movement in a wristwatch case, adjusted to five positions and fitted with an anti-magnetic soft-iron inner case. It remained in RAF service for over thirty years, and surviving examples with genuine military provenance are among the most historically significant wristwatches a collector can own.
The Portugieser — Pocket Watch Movement in a Wristwatch
One of IWC's most celebrated decisions, made in 1939, was to fit a high-grade pocket watch movement into an unusually large wristwatch case — producing what became known as the Portugieser. The commission came from two Portuguese businessmen who required a wristwatch accurate enough to use as a navigation reference. The only movements IWC had that met the precision requirement were their large pocket watch calibres, which demanded a case of approximately 42mm to accommodate them. In 1939, a 42mm wristwatch was enormous — most wristwatches of the period ran to 32–36mm. The resulting oversized case, with its clean dial, railway track minute scale, and slim dauphine hands, had an anachronistic elegance that has made it one of the most imitated watch designs in history.
After the war, IWC continued expanding internationally, growing its exports to America and becoming renowned for specialty watches including the Mark XI as well as the Ingenieur — the first automatic wristwatch with a soft-iron inner case providing Faraday cage protection against magnetic interference. The Ingenieur addressed the same problem that the Omega Railmaster and Rolex Milgauss would tackle in the same era: workers in electrical and industrial environments needed protection against the magnetic fields that could magnetise a hairspring and send a watch wildly off rate.
Complications and Modern IWC
In 1969, IWC made its first quartz wristwatch, using the Beta 21 movement developed by the Centre Electronique Horloger consortium. The quartz crisis of the 1970s tested the company hard, as it did every Swiss mechanical watchmaker. IWC survived, and in 1978 was sold to VDO Adolf Schindling AG, beginning a period of fresh investment and technical development.
Subsequent milestones include the perpetual calendar Davinci — a chronograph that would need no date adjustments for 500 years — and, in 1993, the Il Destriero Scafusia: at the time the most complicated wristwatch ever made, incorporating a tourbillon, perpetual calendar, minute repeater and rattrapante chronograph in a single case. In 1999, IWC's most successful year to that point, the company recorded 39,000 watches sold and CHF 115 million in revenue. The year 2000 brought a new automatic calibre — the Calibre 5000 with seven-day power reserve — and in the same year the Richemont Group acquired IWC, beginning the current chapter.
- 1868Florentine Ariosto Jones founds International Watch Company in Schaffhausen
- 1875Jones files for bankruptcy; Swiss investors acquire the company
- WWIIIWC creates the Mark X — the first oversize anti-magnetic pilot's watch for military service
- 1944Allied bombing of Schaffhausen narrowly misses the IWC factory
- 1948The Mark XI enters RAF service — lever-set, anti-magnetic, five-position adjusted
- 1955The Ingenieur is launched — the first automatic watch with a soft-iron anti-magnetic inner case
- 1967The Portuguese (Portugieser) concept — pocket watch movement in large wristwatch case — becomes a standard model
- 1969IWC produces its first quartz wristwatch using the Beta 21 movement
- 1978VDO Adolf Schindling AG acquires IWC
- 1985The Da Vinci perpetual calendar chronograph is launched
- 1993The Il Destriero Scafusia is unveiled — at the time the world's most complicated wristwatch
- 1999IWC's most successful year: 39,000 watches, CHF 115 million revenue
- 2000Richemont Group acquires IWC. The Calibre 5000 with seven-day power reserve is launched.