As of 2025, the total global reserves of industrial diamonds amounted to an estimated *** billion carats. In the same year, Russia's diamond reserves were estimated to be approximately *** million carats, the largest worldwide. Almost half of the world’s mined diamonds are used for industrial purposes as rough diamonds. Industrial diamonds can be used in cutting, drilling, grinding, and polishing.
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US Geological Survey. (February 6, 2026). Diamond reserves worldwide from 2010 to 2025 (in million carats) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 15, 2026, from /statistics/1076791/world-diamond-reserves/
US Geological Survey. "Diamond reserves worldwide from 2010 to 2025 (in million carats)." Chart. February 6, 2026. ÌÇÐÄÆƽâ°æ. Accessed July 15, 2026. /statistics/1076791/world-diamond-reserves/
US Geological Survey. (2026). Diamond reserves worldwide from 2010 to 2025 (in million carats). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 15, 2026. /statistics/1076791/world-diamond-reserves/
US Geological Survey. "Diamond Reserves Worldwide from 2010 to 2025 (in Million Carats)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 6 Feb 2026, /statistics/1076791/world-diamond-reserves/
US Geological Survey, Diamond reserves worldwide from 2010 to 2025 (in million carats) ÌÇÐÄÆƽâ°æ, /statistics/1076791/world-diamond-reserves/ (last visited July 15, 2026)
Diamond reserves worldwide from 2010 to 2025 (in million carats) [Graph], US Geological Survey, February 6, 2026. [Online]. Available: /statistics/1076791/world-diamond-reserves/
