Jewelry-class stones weighing 55.96 and 135.75 karats have been produced at Vladimir Grib Mining Facility, the Press Service of the Arkhangelsk Region reports.

Both diamonds are exceptionally pure and clear. According to a preliminary appraisal, the crystals may be qualified as rare thanks to their top-tier quality.

Governor of the Arkhangelsk Region Alexander Tsybulsky reported that the two diamonds are the third and fourth large samples produced in 2025.