Import/export HS code 710491: Diamonds (synthetic or lab-made, ungraded)
Ungraded lab-made diamonds, temporarily strung for transport
Why this is important if you are looking for potential customers in the UK:
- It helps you understand the market size for your product in the UK.
- It provides you with a list of potential leads who have bought similar products.
* UK only, last 24 months analysed
Imports by country
What this shows: Import market volume by exporter country into the UK.
Top 5 values
| Country | £ |
|---|---|
| India | 38,445,611 |
| United States | 9,203,125 |
| China, Hong Kong Special Administrative Region | 3,065,338 |
| Belgium | 2,012,245 |
| United Arab Emirates | 1,429,895 |
Countries rank shift: first 12 months vs second 12 months
What this shows: Countries are on both sides of the Sankey. Left side is sorted by first 12-month volume, right side by second 12-month volume, so rank changes are visible from line crossings.
Top 10 values
| Country | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| India | 20,618,198 | 17,827,413 | -2,790,785 |
| United States | 6,318,910 | 2,884,215 | -3,434,695 |
| China, Hong Kong Special Administrative Region | 1,444,241 | 1,621,097 | +176,856 |
| Belgium | 1,056,428 | 955,817 | -100,611 |
| United Arab Emirates | 512,437 | 917,458 | +405,021 |
| Netherlands | 202,989 | 322,763 | +119,774 |
| Japan | 468,138 | 44,857 | -423,281 |
| Thailand | 111,894 | 338,921 | +227,027 |
| China | 180,339 | 260,321 | +79,982 |
| Germany | 177,762 | 178,199 | +437 |
Imports by country of origin
What this shows: Import volume by production origin country. Differences from exporter-country data can indicate re-export routes.
Top 5 values
| Origin | £ |
|---|---|
| India | 45,582,217 |
| United States | 6,186,018 |
| China, Hong Kong Special Administrative Region | 899,706 |
| Belgium | 716,825 |
| Israel | 627,527 |
Country of origin rank shift: first 12 months vs second 12 months
What this shows: Origin countries are on both sides of the Sankey. Left side is sorted by first 12-month import value, right side by second 12-month import value, so rank changes are visible from line crossings.
Top 10 values
| Origin | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| India | 24,603,977 | 20,978,240 | -3,625,737 |
| United States | 3,920,363 | 2,265,655 | -1,654,708 |
| China, Hong Kong Special Administrative Region | 424,649 | 475,057 | +50,408 |
| Belgium | 436,981 | 279,844 | -157,137 |
| Israel | 517,451 | 110,076 | -407,375 |
| China | 219,165 | 405,676 | +186,511 |
| Japan | 468,138 | 44,857 | -423,281 |
| Netherlands | 203,225 | 283,463 | +80,238 |
| Thailand | 78,989 | 253,250 | +174,261 |
| United Kingdom | 231,170 | 58,554 | -172,616 |
Importers across UK regions
What this shows: Number of importing companies by UK ITL2 region.
Top 5 values
| UK region | Companies |
|---|---|
| Inner London - West | 19 |
| Outer London - West and North West | 9 |
| West Midlands | 9 |
| Berkshire, Buckinghamshire and Oxfordshire | 4 |
| Surrey, East and West Sussex | 3 |
UK regions rank shift: first 12 months vs second 12 months
What this shows: UK regions are on both sides of the Sankey. Left side is sorted by first 12-month importer count, right side by second 12-month importer count, so rank changes are visible from line crossings.
Top 10 values
| UK region | First 12m | Second 12m | Delta |
|---|---|---|---|
| Inner London - West | 17 | 7 | -10 |
| Outer London - West and North West | 7 | 8 | +1 |
| West Midlands | 9 | 4 | -5 |
| Berkshire, Buckinghamshire and Oxfordshire | 4 | 2 | -2 |
| Surrey, East and West Sussex | 2 | 1 | -1 |
| West Central Scotland | 2 | 2 | +0 |
| Bedfordshire and Hertfordshire | 1 | 2 | +1 |
| Cambridgeshire and Peterborough | 2 | 1 | -1 |
| Gloucestershire and Wiltshire | 1 | 1 | +0 |
| Greater Manchester | 1 | 2 | +1 |
Import volume by transport
What this shows: Import value by transport mode used to bring goods into the UK.
Top 5 values
| Transport | £ |
|---|---|
| Air transport | 56,766,675 |
| Sea transport (not vehicle on ferry) | 122,822 |
| Roll on Roll off (RORO) | 7,903 |
Transport rank shift: first 12 months vs second 12 months
What this shows: Transport modes are on both sides of the Sankey. Left side is sorted by first 12-month import value, right side by second 12-month import value, so rank changes are visible from line crossings.
Top 10 values
| Transport | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| Air transport | 31,344,654 | 25,422,021 | -5,922,633 |
| Sea transport (not vehicle on ferry) | 28,821 | 94,001 | +65,180 |
| Roll on Roll off (RORO) | 0 | 7,903 | +7,903 |
Import volume by port
What this shows: Import value handled by each UK port.
Top 5 values
| Port | £ |
|---|---|
| London Heathrow Airport | 42,519,686 |
| London Stansted Airport | 12,462,575 |
| East Midlands Airport | 1,365,533 |
| Glasgow Airport | 173,578 |
| Thamesport | 119,991 |
Port rank shift: first 12 months vs second 12 months
What this shows: Ports are on both sides of the Sankey. Left side is sorted by first 12-month import value, right side by second 12-month import value, so rank changes are visible from line crossings.
Top 10 values
| Port | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| London Heathrow Airport | 23,292,311 | 19,227,375 | -4,064,936 |
| London Stansted Airport | 7,442,343 | 5,020,232 | -2,422,111 |
| East Midlands Airport | 448,249 | 917,284 | +469,035 |
| Glasgow Airport | 63,151 | 110,427 | +47,276 |
| Thamesport | 25,990 | 94,001 | +68,011 |
| Birmingham Airport | 45,875 | 57,790 | +11,915 |
| Edinburgh Airport | 30,651 | 64,849 | +34,198 |
| Manchester Airport | 0 | 24,064 | +24,064 |
| Luton Airport | 20,847 | 0 | -20,847 |
| Middlesbrough | 0 | 7,903 | +7,903 |
Importer companies by SIC division
What this shows: Industry breakdown (SIC divisions) of importing companies.
Top 5 values
| SIC | Companies |
|---|---|
| Retail trade, except of motor vehicles and motorcycles | 22 |
| Wholesale trade, except of motor vehicles and motorcycles | 22 |
| Other manufacturing | 15 |
| Activities of head offices; management consultancy activities | 3 |
| Scientific research and development | 3 |
Importer companies over time
What this shows: Monthly count of unique importing companies.
Latest 5
| Month | Companies |
|---|---|
| 2026-01 | 7 |
| 2025-11 | 15 |
| 2025-10 | 9 |
| 2025-09 | 8 |
| 2025-08 | 9 |
Top importers
What this shows: Companies with the highest number of months traded for this HS code.
| Company | Months traded |
|---|---|
| EID LIMITED | 45 |
| NIVODA LIMITED | 44 |
| ELEMENT SIX TECHNOLOGIES LIMITED | 40 |
| UNIVERSAL JEWELLERY LIMITED | 30 |
| ELEMENT SIX (UK) LIMITED. | 27 |
| A.E.WARD & SON LIMITED | 20 |
| NOVITA DIAMONDS LIMITED | 15 |
| INDUSTRIAL ABRASIVES LIMITED | 11 |
| HOCKLEY MINT LIMITED | 10 |
| WORLD SHINER (UK) LIMITED | 9 |
Importer company size by revenue band
What this shows: Distribution of importers across company revenue bands.
Top 5 values
| Revenue | Companies |
|---|---|
| 1m-15m | 33 |
| 0-1m | 15 |
| 54m+ | 14 |
| 15m-54m | 4 |
| Other | 4 |
Import seasonality
What this shows: Average monthly import pattern from historical data.
Exports by country
What this shows: Export market volume by destination country from the UK.
Top 5 values
| Country | £ |
|---|---|
| United States | 4,276,676 |
| India | 3,939,734 |
| Germany | 2,090,204 |
| Netherlands | 1,064,449 |
| Thailand | 758,729 |
Export countries rank shift: first 12 months vs second 12 months
What this shows: Destination countries are on both sides of the Sankey. Left side is sorted by first 12-month export volume, right side by second 12-month export volume, so rank changes are visible from line crossings.
Top 10 values
| Country | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| United States | 3,060,922 | 1,215,754 | -1,845,168 |
| India | 2,538,171 | 1,401,563 | -1,136,608 |
| Germany | 1,053,064 | 1,037,140 | -15,924 |
| Netherlands | 733,268 | 331,181 | -402,087 |
| Thailand | 325,707 | 433,022 | +107,315 |
| Belgium | 498,758 | 246,990 | -251,768 |
| China, Hong Kong Special Administrative Region | 143,332 | 373,296 | +229,964 |
| France | 249,165 | 213,444 | -35,721 |
| China | 72,130 | 92,464 | +20,334 |
| South Africa | 102,326 | 54,902 | -47,424 |
Export volume by transport
What this shows: Export value by transport mode used to ship goods from the UK.
Top 5 values
| Transport | £ |
|---|---|
| Air transport | 14,204,169 |
| Roll on Roll off (RORO) | 1,132,156 |
| Road transport | 1,683 |
Export transport rank shift: first 12 months vs second 12 months
What this shows: Transport modes are on both sides of the Sankey. Left side is sorted by first 12-month export value, right side by second 12-month export value, so rank changes are visible from line crossings.
Top 10 values
| Transport | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| Air transport | 8,236,456 | 5,967,713 | -2,268,743 |
| Roll on Roll off (RORO) | 1,130,956 | 1,200 | -1,129,756 |
| Road transport | 1,683 | 0 | -1,683 |
Export volume by port
What this shows: Export value handled by each UK port.
Top 5 values
| Port | £ |
|---|---|
| London Heathrow Airport | 8,062,350 |
| London Stansted Airport | 4,952,885 |
| London | 1,130,956 |
| ZLC | 859,711 |
| East Midlands Airport | 314,248 |
Export port rank shift: first 12 months vs second 12 months
What this shows: Ports are on both sides of the Sankey. Left side is sorted by first 12-month export value, right side by second 12-month export value, so rank changes are visible from line crossings.
Top 10 values
| Port | First 12m £ | Second 12m £ | Delta £ |
|---|---|---|---|
| London Heathrow Airport | 4,589,434 | 3,472,916 | -1,116,518 |
| London Stansted Airport | 2,627,259 | 2,325,626 | -301,633 |
| London | 1,130,956 | 0 | -1,130,956 |
| ZLC | 845,258 | 14,453 | -830,805 |
| East Midlands Airport | 159,530 | 154,718 | -4,812 |
| Manchester Airport | 16,658 | 0 | -16,658 |
| Dover | 0 | 1,200 | +1,200 |
Quick facts
HS code: 710491
Coverage: United Kingdom, most metrics for the last 24 months
Description: Ungraded lab-made diamonds, temporarily strung for transport