JewelLoop · Hallmarking by country
https://jewelloop.net/tools/hallmarking-by-country/
Estimates for guidance; verify before production.
Hallmarking by country
Whether hallmarking is compulsory, which fineness standards are legal and which light items are exempt, country by country.
Countries
Austria
CCM ✓Voluntary · Contracting State
- Gold
- 986, 900, 750, 585
- Silver
- 925, 900, 835, 800
- Platinum
- 950
- Exempt below
- gold 2 g · silver 30 g · platinum 2 g
Source: hallmarkingconvention.org/en/country-profile/austria
Bosnia and Herzegovina
Compulsory · Non-Member
- Gold
- 999, 950, 916, 840, 750, 585, 500
- Silver
- 999, 950, 925, 800
- Platinum
- 999, 950
- Palladium
- 999, 950, 500
- Exempt below
- gold 1 g · silver 3 g · platinum 1 g · palladium 3 g
Source: hallmarkingconvention.org/en/country-profile/bosnia-herzegovina
China
National standard (GB 11887), no hallmarking · Non-Member
- Gold
- 990, 916, 750, 585, 375
- Silver
- 990, 925, 800
- Platinum
- 990, 950, 900, 850
- Palladium
- 990, 950, 500
Source: hallmarkingconvention.org/en/country-profile/china
Croatia
CCM ✓Compulsory · Contracting State
- Gold
- 999, 950, 916, 840, 750, 585, 375
- Silver
- 999, 950, 925, 900, 800
- Platinum
- 950, 900, 850
- Exempt below
- gold 3 g · silver 3 g
Source: hallmarkingconvention.org/en/country-profile/croatia
Cyprus
CCM ✓Compulsory · Contracting State
- Gold
- 999, 916, 750, 585, 417, 375
- Silver
- 999, 925, 830, 800
- Exempt below
- gold 1 g · silver 3 g
Source: hallmarkingconvention.org/en/country-profile/cyprus
Czech Republic
CCM ✓Compulsory · Contracting State
- Gold
- 999, 986, 900, 750, 585
- Silver
- 999, 959, 925, 900, 835, 800
- Platinum
- 999, 950, 900, 850, 800
- Exempt below
- gold 0.5 g · silver 3 g · platinum 0.5 g
Source: hallmarkingconvention.org/en/country-profile/czech-republic
Denmark
CCM ✓Compulsory registration with inspections and voluntary control marking · Contracting State
- Gold
- 999, 990, 916, 800, 750, 585, 417, 375
- Silver
- 999, 990, 958, 925, 835, 830, 800
- Platinum
- 999, 990, 950, 850
- Palladium
- 999, 990, 950, 850, 500
Source: hallmarkingconvention.org/en/country-profile/denmark
Finland
CCM ✓Voluntary · Contracting State
- Gold
- 999, 916, 750, 585, 375
- Silver
- 999, 925, 830, 800
- Platinum
- 999, 950, 900, 850
- Palladium
- 999, 950, 850, 500
- Exempt below
- gold 1 g · silver 10 g · platinum 1 g · palladium 1 g
Source: hallmarkingconvention.org/en/country-profile/finland
Hungary
CCM ✓Compulsory · Contracting State
- Gold
- 916, 750, 585, 375
- Silver
- 925, 835, 800
- Platinum
- 950, 900
- Palladium
- 950, 500
- Exempt below
- gold 1 g · silver 2 g · platinum 1 g · palladium 1 g
Source: hallmarkingconvention.org/en/country-profile/hungary
Ireland
CCM ✓Compulsory · Contracting State
- Gold
- 999, 990, 916, 833, 750, 585, 417, 375
- Silver
- 999, 958, 925, 800
- Platinum
- 999, 950, 900, 850, 600
- Palladium
- 999, 950, 500
Source: hallmarkingconvention.org/en/country-profile/ireland
Israel
CCM ✓Mixed (gold only) · Contracting State
- Gold
- 999, 916, 875, 750, 585, 375
- Silver
- 999, 990, 958, 925, 835, 830, 800
- Platinum
- 999, 950, 900, 850
- Exempt below
- gold 2 g
Source: hallmarkingconvention.org/en/country-profile/israel
Italy
CCM ✓Voluntary · Contracting State
- Gold
- >750, 750, 585, 375
- Silver
- >925, 925, 800
- Platinum
- >950, 950, 900, 850
- Palladium
- >950, 950, 500
- Exempt below
- gold 1 g · silver 1 g · platinum 1 g · palladium 1 g
Source: hallmarkingconvention.org/en/country-profile/italy
Latvia
CCM ✓Compulsory · Contracting State
- Gold
- 999, 916, 750, 585, 375
- Silver
- 999, 925, 830, 800
- Platinum
- 999, 950, 900, 850
- Palladium
- 999, 950, 500
Source: hallmarkingconvention.org/en/country-profile/latvia
Lithuania
CCM ✓Compulsory · Contracting State
- Gold
- 999, 916, 750, 585, 375
- Silver
- 999, 925, 830, 800
- Platinum
- 999, 950, 900, 850
- Palladium
- 999, 950, 850, 500
Source: hallmarkingconvention.org/en/country-profile/lithuania
Mauritius
CCM ✓Compulsory · Non-Member
- Gold
- 999, 916, 835, 750, 585, 375
- Silver
- 925, 830
- Platinum
- 950
- Exempt below
- gold 1 g · silver 1 g · platinum 1 g
Source: hallmarkingconvention.org/en/country-profile/mauritius
Moldova
Compulsory · Non-Member
- Gold
- 999, 958, 900, 750, 585, 500, 375
- Silver
- 999, 960, 925, 875, 830, 800
- Platinum
- 950, 900
- Palladium
- 850, 500
Source: hallmarkingconvention.org/en/country-profile/moldova
Montenegro
Compulsory · Non-Member
- Gold
- 999, 950, 916, 900, 840, 750, 585
- Silver
- 999, 950, 925, 800
- Platinum
- 999, 950, 900, 850
- Palladium
- 999, 950, 500
- Exempt below
- gold 1 g · silver 3 g
Source: hallmarkingconvention.org/en/country-profile/montenegro
Netherlands
CCM ✓Compulsory for platinum, gold and silver; voluntary for palladium · Contracting State
- Gold
- 916, 833, 750, 585
- Silver
- 925, 835, 800
- Platinum
- 950
- Exempt below
- gold 1 g · silver 8 g · platinum 0.5 g
Source: hallmarkingconvention.org/en/country-profile/netherlands
North Macedonia
Compulsory · Non-Member
- Gold
- 950, 900, 840, 750, 585
- Silver
- 950, 925, 900, 800
- Platinum
- 950
Source: hallmarkingconvention.org/en/country-profile/north-macedonia
Norway
CCM ✓Voluntary · Contracting State
- Gold
- 999, 916, 750, 585, 375
- Silver
- 999, 925, 830, 800
- Platinum
- 999, 950, 900, 850
Source: hallmarkingconvention.org/en/country-profile/norway
Poland
CCM ✓Compulsory · Contracting State
- Gold
- 999, 960, 750, 585, 500, 375, 333
- Silver
- 999, 925, 875, 830, 800
- Platinum
- 999, 950, 850
- Palladium
- 999, 850, 500
Source: hallmarkingconvention.org/en/country-profile/poland
Portugal
CCM ✓Compulsory · Contracting State
- Gold
- 999, 916, 800, 750, 585, 375
- Silver
- 999, 925, 835, 830, 800
- Platinum
- 999, 950, 900, 850
- Palladium
- 999, 950, 500
- Exempt below
- gold 0.5 g · silver 2 g · platinum 0.5 g
Source: hallmarkingconvention.org/en/country-profile/portugal
Serbia
CCM ✓Compulsory · Contracting State
- Gold
- 999, 950, 840, 750, 585
- Silver
- 999, 950, 925, 800
- Platinum
- 999, 950, 900, 850
- Palladium
- 999, 950, 500
- Exempt below
- gold 1 g · silver 3 g · platinum 1 g · palladium 1 g
Source: hallmarkingconvention.org/en/country-profile/serbia
Slovakia
CCM ✓Compulsory · Contracting State
- Gold
- 999, 986, 900, 750, 585, 375
- Silver
- 999, 959, 925, 900, 835, 800
- Platinum
- 999, 950, 900, 850, 800
- Exempt below
- gold 1 g · silver 3 g · platinum 1 g
Source: hallmarkingconvention.org/en/country-profile/slovak-republic
Slovenia
CCM ✓Compulsory · Contracting State
- Gold
- 999, 990, 986, 916, 900, 840, 800, 750, 585, 500, 417, 375, 333
- Silver
- 999, 925, 900, 835, 800
- Platinum
- 999, 950, 900, 850
- Palladium
- 999, 950, 500
- Exempt below
- gold 1 g · silver 7 g · palladium 1 g
Source: hallmarkingconvention.org/en/country-profile/slovenia
Spain
Compulsory · Non-Member
- Gold
- 999, 916, 750, 585, 375
- Silver
- 999, 925, 800
- Platinum
- 999, 950, 900, 850
Source: hallmarkingconvention.org/en/country-profile/spain
Sri Lanka
CCM ✓Voluntary · Applicant State
- Gold
- 999, 916, 875, 750, 585, 417, 375, 333
- Silver
- 999, 925, 800
- Platinum
- 999, 950, 900, 850
Source: hallmarkingconvention.org/en/country-profile/sri-lanka
Sweden
CCM ✓Mixed · Contracting State
- Gold
- 999, 990, 916, 800, 750, 585, 417, 375
- Silver
- 999, 990, 958, 925, 835, 830, 800
- Platinum
- 999, 990, 950, 900, 850
- Palladium
- 999, 990, 950, 850, 500
- Exempt below
- gold 1 g · platinum 1 g
Source: hallmarkingconvention.org/en/country-profile/sweden
Switzerland
CCM ✓Compulsory for watch-cases; Voluntary for jewellery · Contracting State
- Gold
- 999, 916, 750, 585, 375
- Silver
- 999, 925, 800
- Platinum
- 999, 950, 900, 850
- Palladium
- 999, 950, 500
Source: hallmarkingconvention.org/en/country-profile/switzerland
Ukraine
Compulsory · Applicant State
- Gold
- 999, 958, 750, 585, 500, 375
- Silver
- 960, 925, 900, 875, 830, 800
- Platinum
- 950, 900
- Palladium
- 850, 500
Source: hallmarkingconvention.org/en/country-profile/ukraine
United Kingdom
CCM ✓Compulsory · Contracting State
- Gold
- 999, 990, 916, 750, 585, 375
- Silver
- 999, 958, 925, 800
- Platinum
- 999, 950, 900, 850
- Palladium
- 999, 950, 500
- Exempt below
- gold 1 g · silver 7.78 g · platinum 0.5 g · palladium 1 g
Source: hallmarkingconvention.org/en/country-profile/united-kingdom
India
Compulsory for gold jewellery (most districts) · Not a member
- Gold
- 999, 995, 958, 916, 833, 750, 585, 375
- Silver
- Voluntary
- Exempt below
- gold 2 g
Source: bis.gov.in: compulsory BIS hallmark with 6-character HUID for 9K to 24K gold (9K since 1 July 2025); articles under 2 g exempt
Canada
Voluntary, but marks must be accurate · Not a member
- Gold
- 9K and over
- Silver
- 925, 900, 800
- Platinum
- Marked by fineness
- Palladium
- Marked by fineness
Source: Competition Bureau Canada, Precious Metals Marking Act: a quality mark must be accompanied by a registered trademark
United States
Voluntary, but marks must be accurate · Not a member
- Gold
- Any karat if stated (10K traditional minimum)
- Silver
- 925 (sterling), 900 (coin)
- Platinum
- 950, 900, 850
- Palladium
- 950, 500
Source: FTC Jewelry Guides (16 CFR 23); National Gold and Silver Stamping Act: a quality mark must be accompanied by a registered trademark
Fineness in parts per thousand. CCM = accepts the Common Control Mark of the International Hallmarking Convention. Rules change: always confirm with the national assay office before you ship.
Estimates for guidance; verify before production.
Interactive Hallmark decoder A hallmark is a tiny legal document struck into metal. Build one punch by punch and read it under the loupe, decode any stamp you find on a piece, and see how hallmarking works in 34 countries. OpenClose
Build a hallmark punch by punch, or choose a country to see its marks.
Understand the result
Where the data comes from
European and other member countries: the official country profiles of the International Hallmarking Convention. India: the Bureau of Indian Standards. Canada and the USA: their marking laws. Rules change, so confirm with the national assay office before you ship to a new market.
The Common Control Mark
Articles marked with the Convention's Common Control Mark (CCM) by an authorised assay office are accepted in all member countries without a new test.