| HS Codes | Unit Code | Unit | Descriptions in Chinese | Descriptions in English |
|---|---|---|---|---|
| 71021000 | 49 | 克拉 | 未分级钻石 | Diamonds unsorted whether or not worked |
| 71022100 | 49 | 克拉 | 未加工或经简单锯开、劈开或粗磨的工业钻石 | Diamonds industrial unworked or simply sawn, cleaved or bruted |
| 71022900 | 49 | 克拉 | 其他工业用钻石 | Diamonds industrial nes excluding mounted or set diamonds |
| 71023100 | 49 | 克拉 | 未加工或简单锯开、劈开或粗磨的非工业钻石 | Diamonds non-industrial unworked or simply sawn, cleaved or bruted |
| 71023900 | 49 | 克拉 | 其他非工业用钻石 | Diamonds non-industrial nes excluding mounted or set diamonds |
