Once again Botwana mine offers up exceptionally large rough diamond

Why high-end jewelers are investing in rough diamonds

Back-to-Back: Famous Diamond Mines Yield Two Stones With Combined Weight of 736 Carats

Lucara Recovers Rare 470-Carat Diamond in Botswana - Only Natural Diamonds

Diamonds are for now: Botswana inks new deal with De Beers

Lucara Recovers Rare 470-Carat Diamond in Botswana - Only Natural Diamonds

Massive uncut diamond unveiled in New York

Lucara Just Unearthed a 549-Carat Diamond in Botswana

Second-Biggest Diamond in History Found, But It's Not That Great - Bloomberg

Single rough diamond yield 67 pollished stones

Back-to-Back: Famous Diamond Mines Yield Two Stones With Combined Weight of 736 Carats

Rare 20-carat blue diamond unveiled in Botswana - ABC News

Rough Market The Diamond Loupe

How Rough Diamonds Are Becoming Status Symbols, and More – Robb Report

Diamond - Wikipedia

The Woman Shaking Up the Diamond Industry Finds Yet Another Huge Gem