South Korea takes 51.5% of U.S. exports of Synthetic Diamonds, Worked but Not Mounted or Set, across 43 countries (year to date through August 2026).
HHI 3,289 of 10,000 · HHI above 1,800. The sum of each country’s squared percentage share; one country with everything scores 10,000.
43 countries buying this product from the U.S.
| Rank# | Country | Value | Share | YoY |
|---|---|---|---|---|
| 1 | South Korea | $74.7M | 88.8% | +29105.8% |
| 2 | India | $3.7M | 4.3% | -9.2% |
| 3 | United Arab Emirates | $1.9M | 2.2% | -48.4% |
| 4 | Hong Kong | $1.6M | 1.9% | +78.8% |
| 5 | Mexico | $1.2M | 1.4% | +160.8% |
| 6 | Canada | $531K | 0.6% | -55.2% |
| 7 | Thailand | $413K | 0.5% | +4.0% |
| 8 | Ireland | $62K | 0.1% | +225.6% |
| 9 | Australia | $47K | 0.1% | -68.3% |
| 10 | Israel | $33K | <0.1% | -74.7% |
| 11 | Spain | $6K | <0.1% | +69.4% |
| 12 | Trinidad and Tobago | $6K | <0.1% | -12.2% |
| 13 | Germany | $5K | <0.1% | -82.2% |
| 14 | Peru | $4K | <0.1% | -- |
| 15 | China | $4K | 0.0% | -- |
| 16 | United Kingdom | $3K | 0.0% | -12.8% |
| 17 | Czech Republic | $3K | 0.0% | -77.7% |
| 18 | New Caledonia | $3K | 0.0% | -- |
| 19 | Monaco | -- | 0.0% | +16.2% |
| 20 | France | -- | 0.0% | +1734.6% |
| 21 | Brazil | -- | 0.0% | +233.1% |
| 22 | Switzerland | -- | 0.0% | -43.5% |
| 23 | Chile | -- | 0.0% | +299.7% |
| 24 | Italy | -- | 0.0% | -92.0% |
| 25 | Turkey | -- | 0.0% | -- |
| 26 | Cyprus | hidden | hidden | hidden |
| 27 | Aruba | hidden | hidden | hidden |
| 28 | Sint Maarten | hidden | hidden | hidden |
| 29 | Bahrain | hidden | hidden | hidden |
| 30 | Barbados | hidden | hidden | hidden |
| 31 | Cayman Islands | hidden | hidden | hidden |
| 32 | Vietnam | hidden | hidden | hidden |
| 33 | Cambodia | hidden | hidden | hidden |
| 34 | Singapore | hidden | hidden | hidden |
| 35 | Indonesia | hidden | hidden | hidden |
| 36 | Jamaica | hidden | hidden | hidden |
| 37 | Bahamas | hidden | hidden | hidden |
| 38 | Panama | hidden | hidden | hidden |
| 39 | Norway | hidden | hidden | hidden |
| 40 | South Africa | hidden | hidden | hidden |
| 41 | Iceland | hidden | hidden | hidden |
| 42 | Netherlands | hidden | hidden | hidden |
| 43 | Belgium | hidden | hidden | hidden |