Company lists · Data refreshed September 2026

Top 25 Watch assembly manufacturers worldwide

RevenueBase identified 249 watch assembly manufacturers worldwide as of September 2026 and tracks 12,538 professional contacts across them, including 4,200 with verified work emails and 0 with mobile numbers. Switzerland is the largest market and La Chaux-De-Fonds the largest hub.

This list covers watch assembly manufacturers worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 19, 2026. Country and city lists for watch assembly manufacturers follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 19, 2026 86% judged on-target in blind review
249Companies
12,538Contacts tracked
4,200Verified emails
0Mobile numbers
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest watch assembly manufacturers worldwide

Ranked by team size
Top 25 of 249 watch assembly manufacturers worldwide, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to watch assembly manufacturers: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceLe Brassus, SwitzerlandHQ checked Sep 19, 20261,001-5,0002,289 contacts →

Partial evidence

“Audemars Piguet is the oldest fine watchmaking manufacturer still in the hands of its founding families (Audemars and Piguet).”

Source: RevenueBase Database · checked Sep 19, 2026
2Indirect evidencePlan-les-ouates, SwitzerlandHQ checked Sep 19, 20261,001-5,0001,732 contacts →

Indirect evidence

“Since 1839, Patek Philippe has stood as a symbol of watchmaking excellence and timeless craftsmanship.”

Source: RevenueBase Database · checked Sep 19, 2026
3Strong evidenceBienne 4, SwitzerlandHQ checked Sep 19, 20261,001-5,0001,636 contacts →

Strong evidence

“OMEGA is a company of the Swatch Group, the world’s leading watch manufacturer.”

Source: RevenueBase Database · checked Sep 19, 2026
4Partial evidenceMiddlebury, CT, United StatesHQ checked Sep 19, 20261,001-5,0001,290 contacts →

Partial evidence

“Timex Group designs, manufactures and markets innovative timepieces around the world.”

Source: RevenueBase Database · checked Sep 19, 2026
5Indirect evidencePlan-les-ouates, SwitzerlandHQ checked Sep 19, 20261,001-5,0001,045 contacts →

Indirect evidence

“Vacheron Constantin celebrates 270 years as the world’s longest-standing watchmaker in continuous production since 1755.”

Source: RevenueBase Database · checked Sep 19, 2026
6Partial evidenceMeyrin, SwitzerlandHQ checked Sep 19, 2026501-1,000725 contacts →

Partial evidence

“Founded in Florence in 1860 as a workshop, shop and subsequently school of watch-making, for many decades Panerai supplied the Italian Navy and its specialist diving corps in…”

Source: RevenueBase Database · checked Sep 19, 2026
7Partial evidenceMeyrin, SwitzerlandHQ checked Sep 19, 2026201-500342 contacts →

Partial evidence

“Dedication, precision, and creativity is a daily compulsion for every person within the Roger Dubuis Manufacture.”

Source: RevenueBase Database · checked Sep 19, 2026
8Partial evidenceLa Chaux-de-fonds, SwitzerlandHQ checked Sep 19, 2026201-500227 contacts →

Partial evidence

“G&F CHATELAIN, succursale de Chanel SARL, est une entreprise innovante, tournée vers l’avenir, active depuis plus de 70 ans dans la manufacture d'habillements horlogers haut de…”

Source: RevenueBase Database · checked Sep 19, 2026
9Indirect evidenceGenthod, SwitzerlandHQ checked Sep 19, 2026501-1,000214 contacts →

Indirect evidence

“En 1991, Franck fait appel à Vartan pour la conception de ses nouvelles carrures.”

Source: RevenueBase Database · checked Sep 19, 2026
10Partial evidenceGenestrerio, SwitzerlandHQ checked Sep 19, 2026501-1,000162 contacts →

Partial evidence

“Società parte del Gruppo Swatch, The Swatch Group Assembly è il più grande assemblatore di orologi in Svizzera.”

Source: RevenueBase Database · checked Sep 19, 2026
11Indirect evidenceLe Brassus, SwitzerlandHQ checked Sep 19, 2026201-500121 contacts →

Indirect evidence

“La société CHH Microtechnique, acronyme de Composants de Haute Horlogerie, concrétise le rapprochement de François Golay SA, entreprise réputée établie au Brassus, et un des sites…”

Source: RevenueBase Database · checked Sep 19, 2026
12Indirect evidenceLa Chaux-de-fonds, SwitzerlandHQ checked Sep 19, 2026501-1,000111 contacts →

Indirect evidence

“Basée à La Chaux-de-Fonds (NE) depuis 1909, Universo SA est une référence de l’industrie horlogère Swiss Made.”

Source: RevenueBase Database · checked Sep 19, 2026
13Indirect evidenceLa Chaux De Fonds, SwitzerlandHQ checked Sep 19, 2026201-500109 contacts →

Indirect evidence

“With over 30 calibres, 80 patents, and a 234-year heritage, Girard-Perregaux is a master of Haute Horlogerie.”

Source: RevenueBase Database · checked Sep 19, 2026
14Partial evidenceDelémont, SwitzerlandHQ checked Sep 19, 2026201-500103 contacts →

Partial evidence

“Blancpain S.A / Division Habillage est une manufacture active dans la fabrication de boîtes de montres et de bracelets pour les manufactures horlogères les plus prestigieuses.”

Source: RevenueBase Database · checked Sep 19, 2026
15Indirect evidenceLe Locle, SwitzerlandHQ checked Sep 19, 202651-20098 contacts →

Indirect evidence

“Fondée en Mars 2011 au Locle dans le canton de Neuchâtel (Suisse), INHOTEC SA propose aux marques horlogères un service de fabrication de composants horlogers et d'ébauches.”

Source: RevenueBase Database · checked Sep 19, 2026
16Partial evidenceLausen, SwitzerlandHQ checked Sep 19, 20261,001-5,00094 contacts →

Partial evidence

“Makers of a watch’s heart We are an internationally operating family business in the watch industry.”

Source: RevenueBase Database · checked Sep 19, 2026
17Indirect evidenceBiel, SwitzerlandHQ checked Sep 19, 202651-20078 contacts →

Indirect evidence

“Early Hamilton timepieces synchronized the first railroads and kept time for aviation pioneers and U.S.”

Source: RevenueBase Database · checked Sep 19, 2026
18Indirect evidence2502 Bienne, SwitzerlandHQ checked Sep 19, 20261,001-5,00071 contacts →

Indirect evidence

“One of the world's premier watchmakers, Movado Group, Inc.”

Source: RevenueBase Database · checked Sep 19, 2026
19Indirect evidenceLuzern, SwitzerlandHQ checked Sep 19, 202651-20071 contacts →

Indirect evidence

“Carl F.”

Source: RevenueBase Database · checked Sep 19, 2026
20Strong evidenceTramelan, SwitzerlandHQ checked Sep 19, 202651-20069 contacts →

Strong evidence

“With almost 200 employees, ArteCad is one of the most important watch faces manufacturers in Switzerland.”

Source: RevenueBase Database · checked Sep 19, 2026
21Partial evidenceLa Chaux-de-fonds, SwitzerlandHQ checked Sep 19, 202651-20059 contacts →

Partial evidence

Manufacture suisse de mouvements mécaniques au service des marques d’horlogerie de renom.”

Source: RevenueBase Database · checked Sep 19, 2026
22Indirect evidenceGenève, SwitzerlandHQ checked Sep 19, 202651-20054 contacts →

Indirect evidence

“Authenticity, Rareness and Talent are the values that symbolize the chronometric works of F.P.Journe.”

Source: RevenueBase Database · checked Sep 19, 2026
23Indirect evidenceLe Locle, SwitzerlandHQ checked Sep 19, 2026201-50052 contacts →

Indirect evidence

“Conception et fabrication de composants horlogers : boites de montres, bracelets métalliques et fermoirs”

Source: RevenueBase Database · checked Sep 19, 2026
24Indirect evidenceNew York, NY, United StatesHQ checked Sep 19, 202651-20051 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 19, 2026
25Indirect evidenceAlle, SwitzerlandHQ checked Sep 19, 202651-20046 contacts →

Indirect evidence

“MRP est entreprise familiale, créée en 1953, spécialisée dans la fabrication de boites de montres complètes haut de gamme (de la fabrication d’outillage jusqu’au montage final de…”

Source: RevenueBase Database · checked Sep 19, 2026

Showing 25 of 249 watch assembly manufacturers worldwide

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 4,200 reachable decision-makers.

Free signup · no credit card

View the full list →

Watch assembly manufacturers worldwide at a glance

As of Sep 19, 2026
33.5%Verified-email coverage
50.4Average contacts per company
1-10Median size (employees)
6.0%Largest-city concentration · La Chaux-De-Fonds
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
139
11-50
52
51-200
31
201-500
12
501-1,000
6
1,001-5,000
7

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among watch assembly manufacturers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage
3 countries, largest first: Switzerland, the United States, the United Kingdom. Country and city lists for watch assembly manufacturers are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “watch assembly manufacturers”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names watch assembly manufacturers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among watch assembly manufacturers, and records with no verified work email.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 4,200 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 19, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Watch assembly manufacturers by location

3 lists · largest first

Every Watch assembly manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names watch assembly manufacturers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many watch assembly manufacturers are there worldwide?

RevenueBase identified 249 watch assembly manufacturers worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Audemars Piguet, headquartered in Le Brassus, tops this list with the largest team on record.

Which country has the most watch assembly manufacturers?

Switzerland leads with 148 companies, followed by the United States (72) and the United Kingdom (29). Every watch assembly manufacturers list by country and city is linked on this page.

Which city has the most watch assembly manufacturers?

La Chaux-De-Fonds leads with 15 headquartered companies, followed by London (11) and Geneve (10).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 4,200 verified decision-maker contacts tracked across these 249 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 2026.

Ready to reach these companies? Verified emails and direct dials for all 249 watch assembly manufacturers worldwide. Start with a free account, no credit card.

Download this list →

Related lists

About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.