Swiss Federal Act on the Control of the Trade in Precious Metals and Precious Metal Articles (Precious Metals Control Act, PMCA)
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External Links
Assay Offices
Swiss Watch Case Makers
Swiss Gold Foundries
Other Gold Foundries
This web site is purely a resource of general information and/or opinions intended, but not promised, warrantied or guaranteed, to be correct, complete, or up-to-date. The information contained in these web pages is believed to be accurate and every attempt has been made to ensure its accuracy however, no warranties are made with respect of the accuracy, reliability, timeliness or completeness of this information. All hyperlinks were correct and functioning as of April 28, 2013.
A “hallmark”is an official punch, which after an appropriate assay, is impressed or laser engraved on gold, silver, platinum or palladium items, confirming the fineness, karat or purity of the precious metal. Swiss Customs publishes extensive explanatory materials in English, French, German and Italian. This page links to pertinent English pages of the Swiss Customs' website. A broad scope of supplemental materials are supplied by the links.
The Swiss hallmark used for all metals and all finenesses since 1995
Site Map & Indexes
External Links
(broad scope of material related to hallmarking)
Hyperlinks checked 8/3/14
- Basic Hallmark Identification
- Edelmetallkontrolle Sonderdruck aus «Schmuck, Edelsteine, Uhren»
- FTC (U.S.) - Guides for the Jewelry, Precious Metals, and Pewter Industries
- French hallmarks
- Gold Hallmark ID Wizard
- Guide to the Canadian Precious Metals Marking Act
- Hallmark Research Institute
- Horological Trademarks Search
- International Association of Assay Offices
- International Precious Metals Institute
- Le contrôle du titrage des ouvrages en métaux précieux
- Les Métiers et Corporations de la ville de Paris
- National Association of Watch & Clock Collectors
- Swiss Assay Laboratory Accreditation
- Swiss Assay Offices
- Swiss Customs Museum
- Swiss Hallmarking - a film
- Swiss Hallmarks on Gold Watchcases
- Swiss Laws / Prescriptions
- The Goldsmiths' Company- London
- Ultrasonic Non-Destructive Imaging of Worn-Off Hallmarks on Silver
- Vienna Hallmarking Convention
- World Gold Council
Assay Offices
(Links are English language versions if available)
Hyperlinks checked 8/3/14
- Assay Office- Birmingham (England)
- Assay Office- Cyprus (Larnaca)
- Assay Office- Czech Republic (Praha)
- Assay Office- Denmark (Brøndby)
- Assay Office- Edinburgh (Scottland)
- Assay Office- Finland (Helsinki)
- Assay Office- France (Lyon, Nice/Monaco, Paris, Saumur, Strasbourg, Toulouse. La Reunion, Martinique, Guadeloupe, Guyane)
- Assay Office- India (Sahibabad)
- Assay Office- Israel
- Assay Office- Latvia (Rīga)
- Assay Office- Lithuania (Druskininkai)
- Assay Office- London (England)
- Assay Office- Poland (Warsaw and Krakow)
- Assay Office- Portugal (Lisboa)
- Assay Office- Sheffield (England)
- Assay Office- Slovinia (Celje)
- Assay Office- Sweden (Borås and Stockholm)
- Assay Office- Switzerland (Bern, Basel, Biel, Le Noirmont,La Chaux-de-Fonds,Chiasso ,Genève, Zurich)
- Assay Office- Vienna (Austria)
- London Bullion Market Association
- Vienna Convention Members' Assay Offices
Swiss Watch Case Makers
(not an exhaustive list)
Hyperlinks checked 8/3/14
Swiss Gold Foundries
(not an exhaustive list)
Hyperlinks checked 8/3/14
Other Gold Foundries
(not an exhaustive list)
Hyperlinks checked 8/3/14
- Allgemeine Gold- und Silberscheideanstalt A.G. (Germany)
- AngloGold Ashanti Mineração Ltda (Brazil)
- Boliden AB (Sweden)
- Chimet SpA (Italy)
- Johnson Matthey (USA)
- Met-Mex Peñoles, S.A. (Mexico)
- Metalor (USA)
- Perth Mint (W. Australia)
- Rand Refinery (So. Africa)
- Royal Canadian Mint
- Schöne Edelmetaal (Netherlands)
- W.C. Heraeus (Germany)