[5] In 2007, the company began diamond prospecting on traditional Bushmen lands in Botswana.

Survival International alleged that the company had not carried out sufficient consultation with the Bushmen, many of whom have been forced from their homes.

[6] Construction of the first phase of a mine, Ghaghoo, located 45 km within the Eastern border of the Central Kalahari Game Reserve began in 2011.

[7] It is a controversial matter as the government of Botswana has allowed for mining exploration and construction within a game reserve originally intended for the Bushmen and the wildlife they subsist on.

[8] In January 2018, a larger stone was discovered at Letseng, measuring 910 carats (182 g) — the fifth-largest gem-quality diamond ever found.