Lucapa Diamond Co. Ltd. said Dec. 16 that it generated sales of US$6.4 million from the latest sale of diamonds from its Lulo alluvial mine in Angola and the Mothae kimberlite mine in Lesotho.

The company said that 3,274 carats of Lulo diamonds were sold for gross proceeds of US$3.4 million, while 6,617 carats of Mothae diamonds were sold at tender for gross proceeds of US$3.0 million.

The Lulo diamonds sale represents an average price per carat of US$1,037 while the Mothae diamonds sale represents an average price per carat of US$455.

Lucapa said that it excluded from the sale the 220-carat Mothae diamond recovered in November, which is being considered for cutting and polishing, along with the 46-carat Lulo pink diamond.

The company reported total sales of US$38.5 million and US$16.5 million from Lulo and Mothae diamonds, respectively, for the year.