THE BEST PLACE TO BUY ROUGH DIAMONDS 

Without going over your budget, we procure the best rough diamonds from around the world.

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OUR WIDE RANGE OF

ROUGH DIAMONDS

0.01-1.00 Carat

Color:   D, E, F, G, H, I, J, K, L, M
Clarity:  FL, IF, VVS1, VVS2, VS1, SI1, SI2

1.00-5.00 Carat

Color:   D, E, F, G, H, I, J, K, L, M
Clarity:  FL, IF, VVS1, VVS2, VS1, SI1, SI2

5.00-10.00 Carat

Color:   D, E, F, G, H, I, J, K, L, M
Clarity:  FL, IF, VVS1, VVS2, VS1, SI1, SI2

HOW WE

SOURCE

dtc diamond sightholder list
Alrosa Sightholders
rio tinto diamond mine

Dianco is privileged to be a De Beers Group Sightholder and as a Sightholder, we can offer our customers who are looking to buy loose rough diamonds a consistent and reliable supply of diamonds. Ten times a year, our sales team travels to Botswana to inspect and purchase rough diamonds sourced directly from their mines in Canada, Botswana, Namibia, and South Africa.

Dianco is accredited as an Alrosa Alliance Member. Alrosa is known for having the largest rough diamond reserve in the world. As an Alliance Member, we have direct access to their mines in Russia and receive a consistent supply of rough diamonds that are produced there making us one of the best places to buy rough diamonds online and offline.

Dianco is honored to be selected as a Rio Tinto Select Diamantaire.  We receive a regular and consistent supply of diamonds from their Diavik mine in Canada.

PURCHASE THE PERFECT DIAMOND IN THE ROUGH

Start browsing our stock today.

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