680421Of agglomerated synthetic or natural diamond
凝結させた合成又は天然のダイヤモンド製のもの
HS code 680421 is a Subheading (6-digit) classification number. In Japan's trade statistics (published by Ministry of Finance), it represents import/export items classified as “Of agglomerated synthetic or natural diamond”.
Latest trade statistics
In May 2026, Japan's imports under HS code 680421 (Of agglomerated synthetic or natural diamond) totaled ¥548M (YoY +45.4%), with a volume of 31,301 KG at about ¥17,518/KG. The top import sources are Republic of Korea (26.1%), Taiwan (14.0%), People's Republic of China (12.8%). Exports totaled ¥2B (YoY +26.8%), with a volume of 37,334 KG at about ¥63,681/KG. The top export destinations are People's Republic of China (30.3%), Taiwan (10.6%), Republic of Korea (9.3%).
Top export destinations (2025)
| # | Country | Value | Share | Qty | Unit price |
|---|---|---|---|---|---|
| 1 | People's Republic of China | ¥7B | 30.3% | 97,872 KG | ¥75,050/KG |
| 2 | Taiwan | ¥3B | 10.6% | 36,350 KG | ¥70,832/KG |
| 3 | Republic of Korea | ¥2B | 9.3% | 29,030 KG | ¥77,618/KG |
| 4 | United States of America | ¥2B | 9.3% | 64,026 KG | ¥35,104/KG |
| 5 | Thailand | ¥2B | 7.2% | 39,671 KG | ¥44,114/KG |
Top import sources (2025)
| # | Country | Value | Share | Qty | Unit price |
|---|---|---|---|---|---|
| 1 | Republic of Korea | ¥1B | 26.1% | 64,028 KG | ¥20,479/KG |
| 2 | Taiwan | ¥703M | 14.0% | 16,021 KG | ¥43,880/KG |
| 3 | People's Republic of China | ¥644M | 12.8% | 142,033 KG | ¥4,535/KG |
| 4 | Singapore | ¥601M | 12.0% | 7,582 KG | ¥79,314/KG |
| 5 | Viet Nam | ¥415M | 8.3% | 36,241 KG | ¥11,457/KG |
Related codes
Other codes in the same classification group
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