A. Lange & Söhne (Lange, Lange Uhren GmbH, A. Lange & Cie)
A. Montandon, Le Locle (Montandon Frères, Montandon Locle, A. Montandon Locle)
AHO (August Hohl, Constanta)
AHS (Alfred Hirsch Schwenningen)
Albert Riele (Albert Rielé, R. Albert Riele, A. Riele)
Alfred Rochat & Fils (Arola, Alfred Rochat, AROLA – Alfred Rochat & Fils)
Alpina (Alpina Union Horlogère, Alpina Gruen, Alpina Watch International SA)
Altus (Montres Altus SA, Glycine & Altus SA, Hans Troesch)
AM (A. Michel SA, Adolphe Michel SA, AMSA, Adolf Michel AG)
Amida (Amida SA)
Andrew Smith (A. Smith, Tranent, Smith, Tranent)
Angelus (Angelus Watch Co., Stolz Frères)
Anonymous
Aretta
Arogno (Manzoni & Cie)
AS (A. Schild SA, A. Schild AG, ASSA)
Asco (A. Steudler & Co., Steudler-Feinwerktechnik)
Atelier Brossard (At. Brossard)
Audemars Frères (Audemars Brothers)
Aurore Villeret (Fabrique d'Ébauches Aurore, Aurore-Villeret, Fabrique d'Ebauches Bernoises SA – Établissement Aurore)
Badenia (Uhrenfabrik Jaissle & Co., Badenia Jaissle & Co.)
Barraud & Lund (Barraud & Lund, P.P. Barraud, Barraud, Barraud & Lunds, Barrauds & Lund)
Baumgartner Frères (Baumgartner, BFG, Baumgartner Grenchen)
Bautte (Jean-François Bautte & Cie, Moulinié & Bautte, Bautte & Moynier, Bautte & Co.)
Benrus (Benrus Watch Company, J. Lazrus & Bros.)
Berger (Berger & Co., Berger Oberdorf)
Bifora (Uhrenfabrik Bifora, Bidlingmayer, Bifora Uhrenfabrik, Bifora Uhrenfabrik AG)
Blancpain (Blancpain SA, Rayville-Blancpain, Frédéric Piguet SA)
BM (Baume & Mercier, Baume et Mercier, Frères Baume, Baume & Mercier SA)
Bona
Brac (Brac AG, Uhrenfabrik Hugi-Marti & Co.)
Bravingtons (Bravingtons of London, Bravington's, Renown, Wetrista)
Breitling (Breitling SA, Léon Breitling, Montres Breitling AG)
Bulla
Bulova (J. Bulova Company, Bulova Watch Company, Bulova Corp)
Buren Watch Company (Buren, Buren Watch Co., Hamilton-Buren, Fritz Suter & Cie)
Burnett
Buser Frères (Buser Frères & Cie SA, Buser, Gebrüder Buser & Berger, Nidor, Frenca, Esta, Buwat)
Calma
Cartier (Cartier SA, Louis Cartier, Cartier International SNC, Les Must de Cartier)
Cattin (Cattin & Cie, Mortima, Mortima Cattin)
Certina (Kurth Frères, Grana, Certina Kurth Frères, Certina SA)
Chaika (Uglich Watch Factory, Chajka, Чайка)
Chezard (Fabrique d'Ebauches de Chézard SA, Sandoz Chezard and Co., Albaret Chezard and Co., Chézard)
China (Chinese Standard Movement, PRC Watch Industry, SZ-1)
Chopard (Louis-Ulysse Chopard, Chopard & Cie, L.U.C)
Citizen (Citizen Watch Co., Ltd., Shokosha Watch Research Institute, Miyota)
Concord (Concord Watch Company SA, North American Watch Company)
Consul (Consul Watch Co., Huguenin Watch Co.)
Corgemont (FHF Corgemont, Fabrique d'Horlogerie de Fontainemelon (Corgémont), Corgémont)
Cortébert (Cortébert Watch Co., Fabrique d'horlogerie Cortébert, Cortebert)
Crettiez
Cupillard (Cupillard Rième, France Ebauches, FE)
Cyma (Cyma Watch Company, Tavannes Watch Co., Schwob Frères)
D. Dornblüth & Sohn (Dornblüth & Sohn, Dornblueth & Sohn, Dörnblüth)
Damas (Béguelin & Co., BTC, Béguelin Tramelan, Damas Watch)
Dechoudens
Denis Brothers (Denis Bros)
Derby (Derby SA, Pedos SA, F. Wuilleumier)
Desa
Diehl (Diehl Stiftung & Co. KG, Diehl Group)
Ditisheim (Paul Ditisheim, Ditis Watch, Poldit Watch Factory, Solvil, Titus)
Donar
Doxa (Doxa SA, DOXA)
Drusus (Paul Drusenbaum)
Dubois Dépraz (Dubois-Dépraz, DD, Dubois Depraz SA, Dubois Depraz)
DuBois et fils (DuBois et fils, Philippe Dubois et fils, Dubois & fils, Dubois, Ph. DuBois et fils, Philippe DuBois et fils)
Duchene (Duchène, L'Duchen)
Dugena (Deutsche Uhrmacher-Genossenschaft Alpina, DUGENA, Union Horlogère (Germany))
Durowe (DuRoWe, Deutsche Uhren-Roh-Werke, Laco-Durowe)
Dürrstein (Dürrstein & Co., Johannes Dürrstein, Union Glashütte, Glocken-Union)
E. Howard & Co. (Howard, E. Howard Watch Co., E. Howard Watch Co. (Keystone), Howard Watch Company, E. Howard & Co., Boston)
Eardley Norton (E. Norton, Norton London)
Ebauches Bettlach (EB, Eduard Kummer Bettlach, EKB)
Ebel (Eugène Blum et Lévy, EBEL SA)
Eberhard (Eberhard & Co., Eberhard & Co. SA)
Ebosa (Ebosa SA, EB (Ebosa))
Eclipse
Election (Fabrique Election, Les fils de L. Braunschweig, Nouvelle Election)
Elgin (Elgin National Watch Company, National Watch Company, Elgin Watch Co.)
Elida (Elida Watch Co., Société Anonyme de la Montre Elida)
Ellicott (Ellicott, John Ellicott, Ellicott London, Gravell and Tolkien, Elicott)
Emile Juillard (Bulla, Bulla SA, Manufacture de Montres Bulla, Emile Juillard SA)
Enicar (Enicar SA, Manufacture d'Horlogerie Ariste Racine, Sherpa (Enicar))
Epple
Eppler (Wilhelm Eppler GmbH, Uhrenfabrik Wilhelm Eppler)
ETA (ETA SA, ETA Manufacture Horlogère Suisse, Ébauches SA (partial), Swatch Group / ETA)
ETA-ESA (ESA, Ébauches SA, ETA SA, Swatch Group / ETA)
Eterna (Eterna-Matic, Präzisionsuhren-Fabrik Gebrüder Schild (historical))
Excelsior Park (Excelsior, Usine du Parc, EP)
Fabrique d'Ébauches de Fleurier (FEF, Fleurier Watch Co. (parent), Fabrique d'Ébauches de Fleurier, Fabrique d'Ebauches de Fleurier)
Fabrique d’Horlogerie de Fontainemelon (FHF, Benguerel & Humbert (original name), Fontainemelon)
Favor (Schätzle & Tschudin, Tschudin, Favor Uhren)
Favre Frères (FF (trademark), Favre & Dietrich (successor), Favre Frères)
Favre-Leuba (Favre Leuba, Favre & Leuba, FL)
Fears (Edwin Fear, Fears Limited, Fears Watch Company)
Felsa (Felsa SA, Bidynator)
Femga
Ferdinand Berthoud (Berthoud, Chronométrie Ferdinand Berthoud)
Fleurier Watch Co. (Fleurier Watch Co., Fleurier Watch Company, Fleurier)
Förster (Bernhard Förster GmbH, Foresta (brand), FORESTADENT (successor))
Fortis (Fortis AG, Fortis Swiss)
Framelec (France Montre Électrique)
France Ebauches (FE, France Ebauches, Manufacture France Ebauches, France Ebauches S.A., France Ébauches SA)
Freco (Frey & Co., Frey Watch Co.)
Frédéric Piguet (Frederic Piguet, Les Fils de L.E. Piguet, FP (calibre prefix), Manufacture Blancpain (absorbed into))
Frenca (Buser Frères, Buser Frères & Cie S.A., Frenca (brand))
Frères Melly (Melly Frères, Les Melly Frères et Cie, Melly Frères & Martin, Frères Melly à Paris)
G. Müller (G.Müller)
Gallet (Gallet & Co., Gallet & Company, MultiChron (product line))
Ganthony (Richard Ganthony, R.P. Ganthony)
Gaydon (Birch & Gaydon, Henry Gaydon)
Geneva Sport (Geneva, Geneva Sport Watch Co.)
Girard (Girard (independent), Girard, Switzerland)
Girard-Perregaux (GP, Girard Perregaux, Girard-Perregaux & Cie, Sowind Group (parent))
Glading (Glading & Co, Glading & Co.)
Glycine (La Glycine, Fabrique d'Horlogerie La Glycine, Glycine Watch SA)
Golay (B. Golay SA, Golay SA, Mirexal (associated brand))
Grand Seiko (Grand Seiko Corporation of America, GS, Seiko / Grand Seiko, Suwa Seikosha (historic))
Grimalde (Grimalde & Johnston, Peter Grimalde, Grimalde and Johnson)
Gruen (Gruen Watch Co., The Gruen Watch Company, D. Gruen & Son)
Guang Zhou (Guangzhou (tourbillon), Guang, Guangzhou)
GUB (VEB Glashütter Uhrenbetriebe, Glashütte Original (successor), Spezimatic (product line))
GUBA (Guba Uhrenrohwerke, Gustav Bauer Ellmendingen)
Gübelin (House of Gübelin, Gubelin, E. Gübelin, Gübelin Gem Lab)
Gudin (Gudin à Paris, J.J. Gudin)
H. Moser & Cie (H. Moser & Cie, H. Moser & Cie., Heinrich Moser, Henry Moser & Co., Henry Moser & Cie., Henry Moser)
H.F. Bauer (HF Bauer, Bauer-Walser AG, Priosa)
Haka
Haller (Haller Uhrenfabrik, Haller Uhrenfabrik GmbH)
Hamilton (Hamilton Watch Co., Hamilton Watch Company of Lancaster)
Hampden Watch Company (Hampden, Dueber-Hampden Watch Works, Dueber-Hampden Watch Company, Hampden Watch Co., Hampden-Dueber Watch Company)
Hanhart (Hanhart Chronographen)
Hänni (Haenni, Hanni)
Harvard (Harvard Watch Co.)
Harwood (Harwood Self-Winding Watch Company, John Harwood)
HB
Helvetia (Société d'Horlogerie La Générale, General Watch Company, Montres Helvetia SA, La Générale Watch Co.)
Henri Berthoud (H. Berthoud)
Hera
Heuer (Ed. Heuer & Co., Ed. Heuer & Cie., Edouard Heuer, TAG Heuer, TAG Heuer SA)
Hislon
HMT (Hindustan Machine Tools, HMT Watches, HMT Limited)
Hoddell (James Hoddell, H. Hoddell & Co.)
Hora
HPP
Humbert (Humbert & Etienne)
Illinois Watch Company (Illinois, Illinois Watch Co., Illinois Springfield Watch Company, Springfield Watch Company)
Index
Ingraham (E. Ingraham Company, E. Ingraham Co., Elias Ingraham & Company, Brewster & Ingrahams)
Inter Chron (Inter Chron, Interchron)
Intex (Intex-Uhrenfabriken)
Invar (Compagnie des Montres Invar, Montres Invar, Vigilant, Cervine)
Invicta (Invicta Watch Group, Invicta Watch Company of America)
IWC (International Watch Company, International Watch Co., IWC Schaffhausen)
J. Sewill (Joseph Sewill, Sewill, J. Sewill & Co.)
J.F. Cooper (J.F.Cooper, Cooper London)
Jaccard (E. Jaccard & Co., Mermod, Jaccard & King, Mermod Jaccard & Co.)
Jaeger-LeCoultre (LeCoultre & Cie, LeCoultre, JLC, Jaeger LeCoultre)
Japy (Japy Frères, Japy Frères & Cie, Frédéric Japy)
Jeambrun (Joseph Jeambrun et Cie, France Ebauches (partial))
John Bennett (Sir John Bennett, John Bennett Ltd.)
Judex (Judex-Sefea, Marius Anguenot, Société Européenne de Fabrication d'Ébauches (Sefea))
Jules Jürgensen (Jules Jurgensen, Jules Frederik Jürgensen, Urban Jürgensen & Successors (related dynasty))
Junghans (Junghans Uhren, Uhrenfabrik Junghans)
Juvenia (Juvenia Watch Co., Didisheim)
Kaiser
Kasper
Kienzle (Kienzle Uhren GmbH, Kienzle AG, Schlenker & Kienzle)
Kirovskie (Kirovskie, Кировские, First State Watch Factory, Kirowa, 1MChZ Kirova, 1GChZ Kirova)
L'Universelle (Phénix, Phenix, Société Horlogère de Porrentruy, MSR)
L. Leroy (L. Leroy, L.Leroy, Leroy, Leroy et Fils, Le Roy et fils, Le Roy & Fils)
Laco (Lacher & Co, Laco-Durowe, Laco Uhrenmanufaktur GmbH)
Ladoga
Landeron (Charles Hahn & Cie, Fontainemelon et succursale du Landeron, Landeron Swiss Movements)
Langendorf (Lanco, Société d'Horlogerie de Langendorf, Langendorf Watch Company SA)
Larga
Latitude
Lavina (Fabrique Lavina, Lavina Watch Case Co)
Le Phare (Fabrique Le Phare, Le Phare-Sultana)
Lemania (Lugrin SA, Lemania Watch Co., Nouvelle Lemania, Manufacture Breguet)
Léon Guinand (Guinand Frères, C.L. Guinand, Guinand)
Leonidas Watch Factory (Leonidas, Leonidas Watch Co., Heuer-Leonidas)
Lépine (Jean-Antoine Lépine, Lépine, Lepine)
Lequin Yersin (Lequin & Yersin, Lequin-Yersin)
Lido
Liengme (Liengme & Co. S.A., Gala, Veto, Certo, Orvie, LCO)
Liga (Manufacture de Montres Liga, Fabrique d'Horlogerie Liga, J.B. Bourquard & Cie)
Lion (Albert Kenel & Co, Manufacture d'Horlogerie Lion SA, Leijona)
LIP (Lip, Comptoir Lipmann, LIP SA, Société des Montres Bisontines)
Locarno (Sindaco S.A.)
Longines (Ernest Francillon & Co., ASUAG-Longines)
Lorsa (L'Horlogerie de Savoie, H. Savoie)
Louis Audemars (Louis Audemars & Cie, L.B. Audemars)
Luch (Minsk Watch Plant, OJSC Minsk Watch Plant, Луч, Zarya, Vympel)
Lucien Piccard (Picard, Lucien, Industries Inc., Lucien Picard)
Marathon (Marathon Watch Co., Weinstrum Watch Company)
Marc Favre (Marc Favre & Cie, Favre Frères, Siva)
Marvin (M. & E. Didisheim, Albert Didisheim et frères, The Marvin Watch, Marvin Watch Company)
Mathey-Tissot (Mathey-Tissot SA, Mathey Tissot)
Mauthe (Friedrich Mauthe GmbH, Mauthe Uhren)
Mc Master (McMaster)
Meyer Paris (Meyer, Georges Meyer, UTI, Fabrique Utinam)
Mido (Mido SA, ASUAG-Mido)
Minerva SA (Minerva, H. & C. Robert, Robert Frères Villeret, Fabrique d'Horlogerie Minerva SA, Institut Minerva de Recherche en Haute Horlogerie)
Miyota (Miyota Co., Ltd., Citizen Watch Manufacturing Co., Ltd., CWMJ)
Mobile
Moeris (Fritz Moeri SA, Moeri & Jeanneret, Fritz Moeri, successor to Moeri & Jeanneret)
Molnija (Molnia, Molniya, Chelyabinsk Watch Factory, Молния)
Molyneaux
Montilier (Montilier Watch Company, Nouvelle Fabrique Montilier, Union Horlogère Roland)
Morioka (Morioka Tokei Inc., Morioka Seiko Instruments Inc., SII Morioka)
Movado (L.A. & I. Ditesheim, Ditesheim & Cie, Movado Watch Co.)
MSR (Manufactures d'Horlogeries Suisses Réunies SA, MSR SA)
MST (Meyer & Stüdeli SA, Meyer & Studeli, Roamer Watch Co. SA)
Müller-Schlenker (EMES, Emes, Johannes Müller Schwenningen)
Nestor Delevaux (Nestor, Delevaux, Badshai, Favorit)
Nicole (Nicole & Capt, Nicole, Nielsen & Co., Nicole Frères)
Nicolet (Charles Nicolet, Nicolet Watch SA)
Nivada Grenchen (Wüllimann, Schneider, Nivada SA, Nivada SA, Nivada)
Nouvelle (Nouvelle Fabrique de Tavannes, Nouvelle Fabrique SA, Ébauches Tavannes)
Oberon
OC (ORA)
Omega (Omega Watch Co., La Generale Watch Co., Louis Brandt & Frère, SSIH)
Orator (Schild & Co. SA, Orator Watch Co.)
Orient (Orient Watch Company, Limited, Tama Keiki Co., Toyo Watch Manufacturing Co., Orient Star)
Oris (Oris SA, Oris Watch Co.)
Osco (Otto Schlund & Co., OSCO Uhrenfabrik Schlund GmbH)
Otero
Panthere (Phenix Croissant, Phénix Croissant)
Parrenin (Hippolyte Parrenin, Parrenin SA)
Patek Philippe (Patek, Czapek & Cie, Patek, Philippe & Cie, Patek Philippe & Co., Patek Philippe SA)
Paul Buhre (Pavel Bure, Pavel Büre, Paul Buhré, Павел Буре, Karl Buhre)
Pelican (Phenix Croissant, Phénix Croissant)
Perfecta (Fabrique d'Horlogerie Perfecta SA, Simon Burger & Gressot)
Peseux (Fabrique d'Ébauches de Peseux SA, ETA/Peseux, Peseux SA)
Phenix (Phénix Watch SA, Société Horlogère de Porrentruy, Dubail Monnin Frossard, Croissant, Phenix SA)
Pierce (Léon Lévy Frères, Pierce SA, Manufactures des Montres et Chronographes Pierce SA)
Pobeda (Победа, Pobjeda, Penza Watch Factory)
Poljot (Полёт, First Moscow Watch Factory, Pervyi Moskovskiy Chasovoy Zavod, Sturmanskie)
Précimax (Précimax, Manufacture d'horlogerie Précimax, Precimax SA, Precimax)
Precis
PRIM (Chronotechna, Elton, Elton hodinářská, Spartak, PRIM hodinky)
Pronto
PUW (Pforzheimer Uhren-Rohwerke GmbH, Pforzheimer Uhren-Rohwerke, Porta-Uhrenfabrik, Porta)
Rado (Schlup & Co., Schlup & Co. SA, Rado Watch Co.)
Raketa (Ракета, Petrodvorets Watch Factory, Petrodvoretz Watch Factory, First State Precision Jewel Factory)
Rayville (Rayville SA, Blancpain, Rayville-Blancpain)
Reconvilier (Société Horlogère Reconvilier, Reconvilier Watch Co., Société Horlogère Rodé, Société Horlogère Degoumois et Cie)
Record Watch Co. (Record Watch Company, Record-Dreadnought Watch Co., Record)
Recta (Muller & Vaucher, Fabrique d'Horlogerie Recta SA)
Rego (Lapanouse SA, Lapanouse-Cimier SA, R. Lapanouse, Cimier)
Revida (Liga, Fabrique d'Horlogerie Liga S.A.)
Revue Thommen (Revue, Revue Thommen AG, Gédéon Thommen, Fabriques d'Horlogerie Thommen SA, A. Thommen)
Rich. Powis (Richard Powis, Rich Powis)
Ricoh (Ricoh Tokei Co. Ltd., Ricoh Watch Ltd., Takano Seimitsu Kogyo)
Rolex (Wilsdorf and Davis, Montres Rolex SA, Rolex Watch Co. Ltd., Tudor)
Ronda AG (Ronda, Ronda Group)
Roseba (RW, Roseba Watch)
Rotherham & Sons (Rotherham, Vale & Sons, Rotherhams 1750 Ltd, Rotherhams, London)
Sea-Gull (Seagull, Tianjin Sea-Gull Watch Group, Tianjin Watch Factory, 海鸥表, Seagull Watch, Seagull Watch Co.)
Seeland Watch Co. (Fabrique d'Horlogerie Seeland, Seeland Watch Company, Invicta, Iseca)
SEFEA (Judex-Sefea, Judex, Sefea, Société Européenne de Fabrication d'Ébauches d'Annemasse)
Seiko (K. Hattori & Co., Seikosha, Hattori Seiko Co., Seiko Group, Seiko Holdings Corporation, Seiko Group Corporation)
Sensation
Shanghai Watch Co. (Shanghai Watch Factory, 上海手表厂, 上海手表)
Shortsinger
Silena (Th. Koch & Cie, Fabrique de Montres SILENA)
Silvana (Fabrique d'Horlogerie Silvana SA, Manufacture d'Horlogerie Silvana SA)
SJL
Slava (Слава, Second Moscow Watch Factory, 2nd MCHZ, Второй Московский часовой завод)
Smiths (S. Smith & Sons, S. Smith & Son Ltd., Smiths English Clocks, Anglo-Celtic Watch Company, Smiths Industries)
Solvil et Titus (Solvil, Paul Ditisheim, Solvil & Titus)
Sonceboz (Ebauches Sonceboz SA, ES, ISA, Sonceboz SA)
Soprod (Soprod SA, Festina Soprod Suisse SA, STM Holding)
Sportivnie (Спортивные, First Moscow Watch Factory, 1 MCHZ, Poljot)
Standard
Steward
Straub
Synchron (Synchron SA, Ernest Borel SA, Cyma, Doxa)
TD (TDBK, Tenor-Dorly, Tenor-Dorly Brac Kelek)
TDB (TDBK, Tenor-Dorly Dubois-Dépraz Brac, Tenor-Dorly)
TE
Teutonia (Mühle-Glashütte (modern))
Thiel (Gebrüder Thiel, Gebrüder Thiel GmbH, UMF Ruhla, Uhren und Maschinenfabrik Ruhla, Ruhla)
Thomas Russell & Son (Russell, Russell, Watch & Chronometer Manufactory, T. Russell & Son)
Thompson
Tibet
Timex (Timex Group USA, Timex Corporation, United States Time Corporation, Waterbury Clock Company, U.S. Time Co.)
Tissot (Tissot SA, Charles-Félicien Tissot & Fils, T-Touch)
Touchon (Touchon & Co.)
Tschudin (Favor / Tschudin)
Tudor (Montres Tudor S.A., Tudor Watch Company, The Tudor)
Ultra
Ulysse Nardin (Ulysse Nardin SA, UN)
UMF (Ruhla, UMF Ruhla, Uhren- und Maschinenfabrik Ruhla, VEB Uhren- und Maschinenfabrik Ruhla)
Unitas (Unitas SA, A. Reymond SA, ARSA, ETA Unitas)
Universal Genève (Universal, Universal Watch, UWEC, Universal Watch et Company Genève)
UROFA (Uhren-Rohwerkefabrik AG, UFAG, VEB Glashütter Uhrenbetriebe (partial))
UTC
Uwersi (VUFE, Vereinigte Uhrenfabriken Ersingen, Uhren-Werk Ersingen)
Vacheron Constantin (Vacheron, Vacheron & Constantin, VC, Vacheron Constantin SA)
Valjoux (Valjoux SA, Reymond Frères SA, ETA Valjoux)
Venus (Venus SA, Montres Venus)
Verneaux
Veto (Liengme & Co. S.A.)
Vostok (Wostok, Vostok Watch, Chistopol Watch Factory, Vostok-Ural)
Voumard (Voumard Montres SA)
Vulcain (Vulcain SA, Maurice Ditisheim)
Vulliamy (Vulliamy & Sons, Justin Vulliamy, Benjamin Vulliamy, Benjamin Lewis Vulliamy)
Vympel (Вымпел)
Waltham (American Waltham Watch Company, Waltham Watch Company, Boston Watch Company, American Horologe Company, American Watch Company)
Washington Watch Co. (Washington Watch Co., Illinois Watch Company (manufacturer), Bunn Special (related grade), Washington)
Waterbury (Waterbury Watch Company, Waterbury Clock Company, Ingersoll-Waterbury)
Westclox (Western Clock Manufacturing Company, Western Clock Company, Big Ben (product brand))
Wittnauer (A. Wittnauer Company, Longines-Wittnauer, Wittnauer Watch Company)
Wm. Johnson (William Johnson, Wm Johnson)
Würthner (Wuerthner, Wurthner)
Wyler (Wyler Vetta, Montres Wyler SA, Wyler Genève, Wyler Incaflex)
Zaria (Заря, Penza Watch Factory, Third State Watch Factory, Zarja)
Zenith (Zenith SA, Fabrique des Montres Zenith S.A., Georges Favre-Jacot & Co.)
ZentRa (Zentra, Zent Ra, ZentRa Uhren GmbH, ZentRa Savoy, Markenuhr GmbH, Zent Ra Garantiegemeinschaft)
ZIM (Завод имени Масленникова, Maslennikov Watch Factory, ZiM, Kuibyshev Watch Factory)
Zlatoust (Zlatoustovskiy Chasovoy Zavod, ЗЧЗ, Agat Watch Factory, Agat)
Zodiac (Zodiac SA, Ariste Calame, Zodiac Watches, Fossil Group / Zodiac)
Zvezda (Звезда, ZiF, Penza Watch Factory (early production))
Manufacturer