WhereIsAtlas · Manufacturing

Zenith (watchmaker)

The Swiss watch house whose best movement was saved from destruction by an engineer who disobeyed a direct order and hid the tooling in an attic

Acquired — Note the name trap first, because this registry holds both of them. There are two unrelated Zeniths. Zenith Radio Corporation of Chicago was an American television maker — that is the profile at /profile/zenith, and it is now an LG research and licensing subsidiary. Zenith the watchmaker, this entry, is a Swiss house founded in Le Locle in 1865, owned today by LVMH. They share a word and nothing else, and they were never connected. On its own fate: Zenith the watchmaker is filed as acquired. It was bought by LVMH in 1999 and has not operated independently since.

Zenith was founded in Le Locle, in the Swiss Jura, in 1865. Its place in this cluster rests on a single movement: the El Primero, launched in January 1969, one of the first automatic chronographs brought to market.

The 1969 chronograph race is genuinely contested — Seiko's 6139 and the Heuer-led Calibre 11 were in the same race, and which of them was truly "first" still depends on how you define first. Zenith's own claim rests on having announced it first. This entry presents the race rather than crowning a winner, because the industry has not settled it and neither should a registry.

Then came the quartz crisis, and a decision that almost erased the company's history. Zenith's American parent — Zenith Radio Corporation of Chicago, the television company, which had bought into the Swiss firm — panicked at the quartz onslaught and in 1975 ordered the chronograph line killed and its tooling scrapped. The engineer Charles Vermot disobeyed the instruction and hid the El Primero's cams, tooling and drawings in the factory attic.

That act is the reason the movement exists today. When the mechanical revival arrived in the 1980s, the tooling was still there, and the El Primero went back into production — and from 1988 to 2000 it powered the Rolex Daytona, the most commercially significant chronograph in the world. LVMH bought Zenith in 1999.

Timeline

  1. 1865 — Founding: Zenith is established in Le Locle, in the Swiss Jura watchmaking region. (Le Locle)
  2. Jan 1969 — The El Primero: Zenith launches an automatic chronograph, announced first in a three-way race with Seiko's 6139 and the Heuer-led Calibre 11; the industry still disputes who was truly first. (Le Locle)
  3. 1975 — The order to destroy it: With quartz devastating the industry, Zenith's American parent instructs that the chronograph line be killed and its tooling scrapped. (Le Locle)
  4. 1975 — The attic: The engineer Charles Vermot disobeys, hiding the El Primero's cams, tooling and drawings in the factory attic instead of destroying them. (Le Locle)
  5. 1980s — The mechanical revival: As mechanical watches return to fashion, the hidden tooling allows the El Primero to be put back into production. (Le Locle)
  6. 1988-2000 — The Rolex years: Rolex uses a modified El Primero in its Daytona chronograph — the world's most commercially significant use of the movement. (Geneva)
  7. 1999 — LVMH: Zenith is acquired by LVMH and ceases to operate independently. (Paris)
  8. Now — The name after the company: The unrelated American Zenith Radio became a subsidiary of LG, and the two Zeniths remain unconnected. (Illinois)

Quick facts

Founded
1865, Le Locle, Switzerland
The movement
the El Primero, launched January 1969 — an automatic chronograph
The race
Seiko's 6139 and the Heuer-led Calibre 11 arrived in the same period; "first" is still argued
The near-miss
Zenith's parent ordered the chronograph tooling scrapped in 1975
The rescue
Charles Vermot hid the tooling in the factory attic instead
The payoff
the Rolex Daytona used the El Primero from 1988 to 2000
Current owner
LVMH, since 1999
The other Zenith
Zenith Radio Corporation of Chicago, an unrelated TV maker now owned by LG

Lineage — where the name went

A short ownership line with one long shadow. Zenith the watchmaker was independent for over a century, was sold to LVMH in 1999, and has not operated independently since. Vermot appears because he is the reason the product survived rather than a party to any transaction — he is the only person in this cluster who changed its outcome by disobeying an instruction. The unrelated American Zenith Radio Corporation is NOT drawn here, and that is deliberate: it shares a name and no history, so putting it in this graph would imply a connection that does not exist. It has its own entry at /profile/zenith, and the status note above explains the trap.

  1. 1969 — Zenith created El Primero (an automatic chronograph, announced first in a contested race)
  2. 1975 — Charles Vermot created El Primero (disobeyed the order to scrap the tooling and preserved the movement)
  3. 1988 — Rolex licensed the brand to El Primero (the Daytona ran a modified El Primero until 2000)
  4. 1999 — LVMH acquired Zenith (the house has not operated independently since)

Entities in this tree: Zenith (company, 1865); El Primero (product); Charles Vermot (person); Rolex (company); LVMH (company)

Sources

  1. Zenith El Primero "Daytona" automatic chronograph, calibre 3019 PHC — Catawiki (2026-10-10)
  2. Pre-owned Zenith — certified El Primero — model history (https://theswisscollector.com/en/brands/zenith)
  3. Zenith corporate history — Zenith (2026-10-10)
  4. The quartz crisis and Swiss watchmaking employment — ScienceDirect (2026-10-10)
  5. The Quartz War — the anchor entry for this cluster — WhereIsAtlas (2026-10-10)
  6. Zenith Radio Corporation — the unrelated American Zenith — WhereIsAtlas (2026-10-10)

Related: quartz war · seiko · swatch · timex · zenith