Call Us: +27 826800721
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SDI is a mining company with an established history of supplying rough diamonds to the world market.

Our passion for diamonds reflects in our commitment to our communities.

Diamond Trading

World's proudest single source of rough diamonds
diamond-tradingSDIT is amongst the world's leading diamantaires. Our clients take full advantage of our global sales and marketing plans with the ultimate goal to drive consumer satisfaction for trade industry worldwide.



Diamond Mining

Gem & Diamond Mining Technologydiamond-miningWe extract our Diamonds and other precious and semi-precious gemstones using five basic mining techniques. The principle methods of diamond extraction are:

    Artisanal Mining
    Hard Rock Mining
    Marine Mining
    Open Pit Mining
    Placer Mining

SDI Foundation

Rebuilding our Community from withinSDI-foundationInfrastructure is a key element in the success of any nation. From roads and waterworks to industrial parks and residential areas, it is important to develop quality and safe structures in order to maintain and advance a society.

What They Say

Sylla Diamond is the most reputable company in the diamond industry"

John S.,
South African Businessman


South Africa
United States of America
Hong Kong

Our Services

Diamond Trading
Diamond Mining
Fresh location
Greatest potential of rough

Conakry, Guinea
Johannesburg, SA


Sylla Diamond INT.PTY Ltd.
Email :
Phone : +27 11 2625622
Fax : +27 11 2625623
Mob : +27 76 3773315
Mob : +27 82 6800721
Swiss mob : +41 76 788 5409
Skype : sylladi1

Sylla Diamond INT. LLC.
244 Fifth Avenue
Suite 239
New York, NY 10001 USA
Phone: +1(845) 768-0669