Massive 2,492-carat diamond discovered in Botswana - FRANCE 24 English
- Massive 2,492-carat diamond discovered in Botswana FRANCE 24 English
- Botswana diamonds: World's second-biggest stone found by Canadian firm Lucara BBC
- Botswana diamond could be second-largest gem-quality example ever found The Guardian
- World’s second-largest diamond found in Botswana Financial Times
- World’s second-largest mined diamond uncovered in Botswana The Telegraph