Canadian company Lucara digs up ‘extraordinary’ 2,492-carat stone from Karowe diamond mine
A 2,492-carat raw diamond discovered in Botswana could be the second-largest gem-quality example ever unearthed.
The Canadian mining company Lucara Diamond Corp said it had recovered the “exceptional” stone from its Karowe diamond mine, with a photo showing the hefty rough diamond sitting in the cupped palm of a hand.
