UK Global Tariff · commodity code · HS 7104.21
7104 21 00 00: Other, unworked or simply sawn or roughly shaped: diamonds
Synthetic diamonds, unworked
✓ Can be used in a customs declaration Data: UK Global Tariff · checked on 24 October 2026
- 7104 Synthetic or reconstructed precious or semi-precious stones, whether or not worked or graded but not strung, mounted or set; ungraded synthetic or reconstructed precious or semi-precious stones, temporarily strung for convenience of transport
- Other, unworked or simply sawn or roughly shaped
- 7104 21 00 00 Diamonds
What you pay
Importing into UK
Additional duties and import rules
Charges on top of the customs duty, and rules the goods must meet at the border.
Additional duties and charges 1
- Additional dutyAdditional duties 35%
- Applies to goods from
- Belarus, Russia
- Legal act
- 2022 No. 598
- Documents
- 9014
Import requirements 1
- Import controlRestriction on entry into free circulation
- Applies to goods from
- all countries
- Legal act
- S.I. 2019/855, 2023 No. 440, S.I. 2022/395
- Documents
- 9011
- 9L49
- 9Y49
- 9022
- 9038
- 9009
- 9010
- 9017
Preferential rates by country
| Agreement or scheme | Countries | Rate |
|---|---|---|
| standard rate (no agreement) | — | Free |
| DCTS Comprehensive | Afghanistan, Angola, Bangladesh, Benin and 38 moreAfghanistan, Angola, Bangladesh, Benin, Bhutan, Burkina Faso, Burundi, Cambodia, Central African Republic, Chad, Comoros, Congo - Kinshasa, Djibouti, Eritrea, Ethiopia, Gambia, Guinea, Guinea-Bissau, Haiti, Kiribati, Laos, Liberia, Malawi, Mali, Mauritania, Myanmar (Burma), Nepal, Niger, Rwanda, São Tomé & Príncipe, Senegal, Sierra Leone, Somalia, South Sudan, Sudan, Tanzania, Timor-Leste, Togo, Tuvalu, Uganda, Yemen, Zambia | Free |
| European Union (including code "EU") | Free | |
| DCTS Enhanced | Algeria, Bolivia, Cape Verde, Congo - Brazzaville and 13 moreAlgeria, Bolivia, Cape Verde, Congo - Brazzaville, Cook Islands, Kyrgyzstan, Micronesia, Mongolia, Nigeria, Niue, Pakistan, Philippines, Sri Lanka, Syria, Tajikistan, Uzbekistan, Vanuatu | Free |
| CARIFORUM | Antigua & Barbuda, Bahamas, Barbados, Belize and 10 moreAntigua & Barbuda, Bahamas, Barbados, Belize, Dominica, Dominican Republic, Grenada, Guyana, Jamaica, St Kitts & Nevis, St Lucia, St Vincent & the Grenadines, Suriname, Trinidad & Tobago | Free |
| OCTs (Overseas Countries and Territories) | Anguilla, Bermuda, British Indian Ocean Territory, British Virgin Islands and 7 moreAnguilla, Bermuda, British Indian Ocean Territory, British Virgin Islands, Cayman Islands, Falkland Islands, Montserrat, Pitcairn Islands, South Georgia & South Sandwich Islands, St Helena, Turks & Caicos Islands | Free |
| Central America | Costa Rica, El Salvador, Guatemala, Honduras, Nicaragua, Panama | Free |
| SADC EPA | Botswana, Eswatini, Lesotho, Mozambique, Namibia | Free |
| Eastern and Southern Africa States | Madagascar, Mauritius, Seychelles, Zimbabwe | Free |
| CPTPP | Brunei, Malaysia | Free |
| UK–Andorra agreement | Andorra | Free |
| UK–Albania agreement | Albania | Free |
| UK–Australia agreement | Australia | Free |
| UK–Canada agreement | Canada | Free |
| UK–Switzerland agreement | Switzerland | Free |
| UK–Côte d’Ivoire agreement | Côte d’Ivoire | Free |
| UK–Chile agreement | Chile | Free |
| UK–Cameroon agreement | Cameroon | Free |
| UK–Colombia agreement | Colombia | Free |
| UK–Ceuta & Melilla agreement | Ceuta & Melilla | Free |
| UK–Ecuador agreement | Ecuador | Free |
| UK–Egypt agreement | Egypt | Free |
| UK–Fiji agreement | Fiji | Free |
| UK–Faroe Islands agreement | Faroe Islands | Free |
| UK–Georgia agreement | Georgia | Free |
| UK–Ghana agreement | Ghana | Free |
| DCTS Standard | Indonesia | Free |
| UK–Israel agreement | Israel | Free |
| UK–India agreement | India | Free |
| UK–Iceland agreement | Iceland | Free |
| UK–Jordan agreement | Jordan | Free |
| UK–Japan agreement | Japan | Free |
| UK–Kenya agreement | Kenya | Free |
| UK–South Korea agreement | South Korea | Free |
| UK–Lebanon agreement | Lebanon | Free |
| UK–Liechtenstein agreement | Liechtenstein | Free |
| UK–Morocco agreement | Morocco | Free |
| UK–Moldova agreement | Moldova | Free |
| UK–North Macedonia agreement | North Macedonia | Free |
| UK–Mexico agreement | Mexico | Free |
| UK–Norway agreement | Norway | Free |
| UK–New Zealand agreement | New Zealand | Free |
| UK–Peru agreement | Peru | Free |
| UK–Papua New Guinea agreement | Papua New Guinea | Free |
| UK–Palestinian Territories agreement | Palestinian Territories | Free |
| UK–Serbia agreement | Serbia | Free |
| UK–Solomon Islands agreement | Solomon Islands | Free |
| UK–Singapore agreement | Singapore | Free |
| UK–San Marino agreement | San Marino | Free |
| UK–Tunisia agreement | Tunisia | Free |
| UK–Türkiye agreement | Türkiye | Free |
| UK–Ukraine agreement | Ukraine | Free |
| UK–Vietnam agreement | Vietnam | Free |
| UK–Samoa agreement | Samoa | Free |
| UK–Kosovo agreement | Kosovo | Free |
| UK–South Africa agreement | South Africa | Free |
Footnotes
TN701 According to the Council Regulation (EU) No 692/2014 (OJ L183, p. 9), as retained in UK La…
The prohibition shall not apply in respect of:
(a) the execution until 26 September 2014, of trade contracts concluded before 25 June 2014, or of ancillary contracts necessary for the execution of such contracts, provided that the natural or legal persons, entity or body seeking to perform the contract have notified, at least 10 working days in advance, the activity or transaction to the competent authority of the Member State in which they are established.
(b) goods originating in Crimea or Sevastopol which have been made available to the Ukrainian authorities for examination, for which compliance with the conditions conferring entitlement to preferential origin has been verified and for which a certificate of origin has been issued in accordance with Regulation (EU) No 978/2012 and Regulation (EU) No 374/2014, as retained in UK Law, or in accordance with the EU-Ukraine Association Agreement
UK: imports by month · HS 7104.21
Main suppliers, last 12 months
| Country | Value | Share | Change |
|---|---|---|---|
| United Kingdom | £3.3m | 51.2% | +22,932.8% |
 Thailand | £1.7m | 26.9% | +15,911.7% |
 India | £572k | 8.9% | +125% |
 United States | £405k | 6.3% | -92.1% |
 Germany | £311k | 4.9% | +368.7% |
 Belgium | £47k | 0.7% | +2,210.4% |
 Netherlands | £45k | 0.7% | — |
 China | £13k | 0.2% | +73.8% |
Same subheading in other tariffs
7104.21 Other, unworked or simply sawn or roughly shaped: diamonds
EU Free Third-country duty 1 tariff line 
Türkiye Free Third-country duty 2 tariff lines USA 3% General (MFN) 1 tariff line 
Canada Free General (MFN) 3 tariff lines 
Mexico Free General (MFN) 1 tariff line 
Brazil Free General (MFN) 1 tariff line 
Argentina Free General (MFN) 1 tariff line 
Peru Free General (MFN) 1 tariff line 
New Zealand Free General (MFN) 1 tariff line 
Japan Free General (MFN) 1 tariff line 
Taiwan Free General (MFN) 4 tariff lines 
GCC 5% General (MFN) 1 tariff line 
Switzerland Free General (MFN) 1 tariff line 
Norway Free General (MFN) 1 tariff line 
North Macedonia 15% General (MFN) 1 tariff line 
Nigeria 5% General (MFN) 1 tariff line Legal notes
Code history
Since 2022; before, these goods were classified under 7104.20.
Commodity code 7104 21 00 00 is a line of the UK Global Tariff under HS subheading 7104.21 (other, unworked or simply sawn or roughly shaped: diamonds).
The third-country duty is free, and quantities are declared in g.
174 countries pay no duty in the UK thanks to trade agreements and preference schemes such as DCTS Comprehensive and European Union, against a standard rate of Free.
In the UK, additional duty of 35% applies on top of the customs duty to goods from Belarus and Russia.
Imports of synthetic diamonds, unworked (HS 7104.21) into the UK came to £6.4m between September 2025 and August 2026 (up 16% on the year before); United Kingdom supplied 51%, followed by Thailand.
For the same subheading, the EU duty is free, the Türkiye duty is free, the US duty is 3%, the Canada duty is free, the Mexico duty is free, the Brazil duty is free, the Argentina duty is free, the Peru duty is free, the New Zealand duty is free, the Japan duty is free, the Taiwan duty is free, the GCC duty is 5%, the Switzerland duty is free, the Norway duty is free, the North Macedonia duty is 15% and the Nigeria duty is 5%.
The UK imported goods of subheading 7104.21 worth US$2m in 2024; the largest supplier was the United States.
Questions and answers
What is the UK import duty for commodity code 7104 21 00 00?
The third-country duty in the UK Global Tariff is free; the supplementary unit is g. Preferential rates for goods from agreement countries, anti-dumping duties and VAT are not included.
Which countries get a lower rate on 7104 21 00 00?
174 countries have a preferential rate on this line, 174 of them at 0%, under DCTS Comprehensive, European Union and DCTS Enhanced and other arrangements. The rate applies only to goods that meet the rules of origin of the agreement, with proof of origin. Choose the country of origin on this page to see its rate.
Do anti-dumping or other extra duties apply to 7104 21 00 00?
Additional duty of 35% on goods from Belarus and Russia. These are charged on top of the customs duty.
Where does the UK import these goods from?
For subheading 7104.21 as a whole, the largest supplier in 2024 was the United States (US$1m).