Letseng diamond mine
| Location | |
|---|---|
| Country | Lesotho | 
| Coordinates | 29°0′01″S 28°51′43″E / 29.00028°S 28.86194°E | 
| Production | |
| Products | diamonds | 
| Type | diamond | 
The Letšeng Diamond Mine, found in the landlocked Southern African kingdom of Lesotho, is owned by Gem Diamonds, Ltd. and the government of Lesotho, at an elevation of 3,100 m (10,200 ft) it is the world's highest diamond mine.