![](http://www.ecns.cn/hd/2021/07/09/c836b9f5a03a4cdc92df90b08f81ef59.jpg)
A general view of a 1,174-carat diamond that the Lucara Diamond Corp found during an eleven day production run in June this year, Gaborone, Botswana, July 7, 2021. (Photo / Agencies)
![](http://www.ecns.cn/hd/2021/07/09/fd7edb1a6b814477ba2caf712e8679cd.jpg)
A general view of a 1,174-carat diamond that the Lucara Diamond Corp found during an eleven day production run in June this year, Gaborone, Botswana, July 7, 2021. (Photo / Agencies)
![](http://www.ecns.cn/hd/2021/07/09/12b7b645416b4eb6a0063f2c288a1073.jpg)
A general view of a 1,174-carat diamond that the Lucara Diamond Corp found during an eleven day production run in June this year, Gaborone, Botswana, July 7, 2021. (Photo / Agencies)