rough diamond

Discovered a huge 1,758 carat rough diamond in Botswana
Canada's Lucara Diamond Group recently unearthed the largest rough diamond in more than 100 years of history at Botswana's Karowe mine, larger than a tennis ball.
The world's largest rough diamond has a master
Diamond with a name
The world's largest and rarest purple diamond
The world's largest purple diamond is found in the Argyle mine, Australia, weighing 9.17 carats.
Australia: Excavating giant pink diamonds
An Australian mining company has found a 12.76-carat diamond. This is the largest pink, rough diamond ever found in Australia.
Inside the building used to contain 90% of the world's rough diamonds
The building is located in the jewelry business district of Hatton Garden, London with a full range of unique amenities, from underground diamond depots to private helipads ...
Inside America's largest diamond processing factory
The rough diamonds underwent elaborate and elaborate stages to molt into sparkling gemstones attached to jewelry.