Botswana shows off country's largest-ever blue diamond - The Fiji Times
Botswana unveils rare 20-carat blue diamond
Lucara rocks — finds blue, pink diamonds at Botswana mine - MINING.COM
Botswana unveils country's largest blue diamond find - DailyExcelsior
Kago Mmopi on LinkedIn: A beautiful blue diamond unearthed in Botswana at the Orapa Mine of… | 11 comments
Rare 20.46-carat Okavango Blue Diamond offers peek into unique origin - Jeweller Magazine: Jewellery News and Trends
What you need to know about the Okavango Blue - YouTube
Botswana's 20.46-Carat 'Okavango Blue' Diamond Is Called a 'Once-in-a-Lifetime Find' - Wright Jewelers
Botswana mining growth seen flat amid dim diamond outlook | Reuters
Almost Flawless": Okavango Blue Diamond And Botswana Mining Exhibit Comes To The AMNH - Gothamist
Okavango Diamond Company finds and polishes a 20 carat unique fancy deep blue – The Diamond Certification Laboratory of Australia (DCLA)
Botswana unveils 'once-in-a-lifetime' blue diamond that could become the most expensive in the world | Daily Mail Online
Canadian Lucara Diamond finds rare blue stone in Botswana - MINING.COM
Exceptionally rare' blue diamonds mined in Botswana - MINING.COM
Botswana unveils blue diamond to rival the Hope Diamond | CNN
Rare Blue Diamonds Discovered in South Africa and Botswana Mines - SAPeople - Worldwide South African News
Blue diamond - Wikipedia
20 Carat Blue Diamond Discovered in Botswana - JCK
BOTSWANA REVEALS STONE THAT IT BELIEVESWILL RIVAL THE FAMED HOPE DIAMOND
Botswana unveils 'once-in-a-lifetime' blue diamond that could become the most expensive in the world | Daily Mail Online
Once-in-lifetime find': Botswana's largest ever blue diamond unveiled | World News | Sky News
