Rare 158 carat yellow diamond found as Diavik mine heads toward 2026 closure

A last-minute gem shows up before the Arctic mine shuts

Canada’s remote Diavik Diamond Mine has unearthed a rare 158.20-carat yellow diamond as it approaches its 2026 closure. The stone is among the largest yellow diamonds ever found at Diavik, capping more than two decades of production in the harsh Arctic. The discovery underscores the mine’s legacy of extraordinary finds even as operations wind down.