Gemfields is a dominant force in coloured-gemstone mining and marketing—controlling a substantial share of global emerald and ruby output through its Kagem (Zambia) and Montepuez (Mozambique) mines. Its business activities directly shape UK jewellery sourcing, pricing, and ethical supply-chain considerations. Jewellery Focus provides professionals with expert coverage of Gemfields’ operations: from auction results, production updates, and cost-cutting strategies to geopolitical impacts, governance developments, and brand actions (including its ownership of Fabergé). Our reporting equips UK jewellers, designers, suppliers, and valuers with the insights needed to navigate sourcing decisions, manage price risk, and maintain supply resilience.