Big pink diamond discovered in Angola

A 170 carat pink diamond recovered from Lulo, Angola (Lucapa Diamond Company via AP)

A big pink diamond of 170 carats has been discovered in Angola and is claimed to be the largest such gemstone found in 300 years.

Called the Lulo Rose, the diamond was found at the Lulo alluvial diamond mine, the mine’s owner, the Lucapa Diamond Company, announced on its website.