Incorporated in Guernsey. Guernsey registration Number: 47656. South African external company registration number 2009/012636/10 Share code on JSE:GML / AIM:GEM ISIN: GG00BG0KTL52 | LEI: 21380017GAVXTCYS5R31 ("Gemfields" or the "Company") Notification of major holdings LONDON, 6 OCTOBER 2022 In compliance with paragraph 3.83(b) of the JSE Listings Requirements, shareholders are advised that Gemfields received formal notification on 5 October 2022 of a change of major holdings from Rozendal Associate Holdings (Rational Expectations Ltd). Following Gemfields’ issuance and allocation of 20,144,730 new ordinary shares on 5 October 2022, Rozendal Associate Holdings’ total positions reduced from 10.03 per cent of voting rights to 9.96 per cent of voting rights. The total number of shares held by Rozendal Associate Holdings is unchanged, holding a total of 120,094,065 ordinary shares. Rozendal Associate Holdings’ completed TR-1 form has been released separately. -ENDS- Further information on Gemfields Group Limited can be found at: GEMFIELDSGROUP.COM To join our investor mailing list, contact us on: ir@gemfields.com For any press enquiries please contact us on: gemfields@camarco.co.uk Gemfields Group Limited, Royal Chambers, St Julian’s Avenue, St Peter Port, GY1 4HP, Guernsey T +44 (0)1481 731 554 gemfieldsgroup.com ENQUIRIES GEMFIELDS Sean Gilbertson / David Lovett / Ian Hughes ir@gemfields.com T: +44(0) 20 7518 3400 SPONSOR (JSE) Investec Bank Limited NOMINATED ADVISER finnCap (AIM) & JOINT BROKER Christopher Raggett / Tim Redfern / Edward Whiley T: +44(0) 20 7220 0500 JOINT BROKER Liberum Scott Mathieson / Kane Collings T: +44(0) 20 3100 2222 FINANCIAL PR/ IR Camarco Gordon Poole / Emily Hall T: +44(0) 20 3757 4980 ADDITIONAL INFORMATION ON GEMFIELDS Gemfields is a world-leading supplier of responsibly sourced coloured gemstones. Gemfields is the operator and 75% owner of both the Kagem emerald mine in Zambia (believed to be the world’s single largest producing emerald mine) and the Montepuez ruby mine in Mozambique (one of the most significant recently discovered ruby deposits in the world). In addition, Gemfields also holds controlling interests in various other gemstone mining and prospecting licenses in Zambia, Mozambique, Ethiopia and Madagascar. Gemfields’ outright ownership of Fabergé - an iconic and prestigious brand of exceptional heritage - enables Gemfields to optimise positioning, perception and consumer awareness of coloured gemstones, advancing the wider group’s “mine and market” vision. Gemfields has developed a proprietary grading system and a pioneering auction and trading platform to provide a consistent supply of coloured gemstones to downstream markets, a key component of Gemfields’ business model and has played an important role in the growth of the global coloured gemstone sector. Gemfields Group Limited Page 2 of 7 GEMFIELDS GEMFIELDS.COM | INVESTORS |FOUNDATION INSTAGRAM | FACEBOOK | TWITTER | YOUTUBE FABERGÉ FABERGÉ.COM | INSTAGRAM | FACEBOOK | TWITTER | YOUTUBE KAGEM MINING LINKEDIN MONTEPUEZ RUBY MINING LINKEDIN Gemfields Group Limited Page 3 of 7 TR-1: Standard form for notification of major holdings 1. Issuer Details ISIN GG00BG0KTL52 Issuer Name GEMFIELDS GROUP LIMITED UK or Non-UK Issuer UK 2. Reason for Notification Other Comments Change in shareholding 3. Details of person subject to the notification obligation Name Rozendal Associate Holdings City of registered office (if applicable) Port Louis Country of registered office (if applicable) Mauritius 4. Details of the shareholder Full name of shareholder(s) if different from the person(s) subject to the notification obligation, above City of registered office (if applicable) Country of registered office (if applicable) Gemfields Group Limited Page 4 of 7 5. Date on which the threshold was crossed or reached 05-Oct-2022 6. Date on which Issuer notified 05-Oct-2022 7. Total positions of person(s) subject to the notification obligation % of voting % of voting rights through Total number of rights attached financial Total of both in . to shares (total instruments % (8.A + 8.B) voting rights held in issuer of 8.A) (total of 8.B 1 + 8.B 2) Resulting situation on the date on which 9.960000 0.000000 9.960000 120094065 threshold was crossed or reached Position of previous notification 10.030000 0.000000 10.030000 (if applicable) 8. Notified details of the resulting situation on the date on which the threshold was crossed or reached 8A. Voting rights attached to shares Number of Class/Type of Number of direct % of direct % of indirect indirect voting shares ISIN voting rights voting rights voting rights rights code(if possible) (DTR5.1) (DTR5.1) (DTR5.2.1) (DTR5.2.1) GG00BG0KTL52 91986283 28107782 7.630000 2.330000 Sub Total 8.A 120094065 9.960000% 8B1. Financial Instruments according to (DTR5.3.1R.(1) (a)) Gemfields Group Limited Page 5 of 7 Number of voting rights that % of Type of financial Expiration Exercise/conversion may be acquired if the voting instrument date period instrument is rights exercised/converted Sub Total 8.B1 8B2. Financial Instruments with similar economic effect according to (DTR5.3.1R.(1) (b)) Type of Physical or Number of % of Expiration Exercise/conversion financial cash voting voting date period instrument settlement rights rights Sub Total 8.B2 9. Information in relation to the person subject to the notification obligation 2. Full chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held starting with the ultimate controlling natural person or legal entities (please add additional rows as necessary) % of voting % of voting rights through Total of both if it rights if it financial Ultimate equals or is Name of controlled equals or is instruments if controlling higher than the undertaking higher than it equals or is person notifiable the notifiable higher than the threshold threshold notifiable threshold Rational Kalander Expectations 7.634000 0.000000 7.634000% Trust (Pty) Ltd Afrika Afrika Avontuur Avontuur 1.312000 0.000000 1.312000% Kapitaal Trust (Pty) Ltd Afrika Beaucourt Avontuur Holdings 0.039000 0.000000 0.039000% Trust (Pty) Ltd Kalander Potdrie (Pty) 0.185000 0.000000 0.185000% Trust Ltd Gemfields Group Limited Page 6 of 7 Groenpunt Groenpunt Kapitaal 0.234000 0.000000 0.234000% Trust Limited Rozendal & Vinkel Associates 0.595000 0.000000 0.595000% Trust Holdings Ltd 10. In case of proxy voting Name of the proxy holder The number and % of voting rights held The date until which the voting rights will be held 11. Additional Information The following parties are related to Rational Expectations holding 7.634% directly (the party subject to reporting notification) and their respective % holdings are as follows: 1: Rozendal & Associates Holdings Limited - 0.595% 2: Groenpunt Kapitaal Limited - 0.234% 3: Potdrie Proprietary Limited - 0.185% 4: Afrika Avontuur Kapitaal Proprietary Limited - 1.312% 5: Beaucourt Holdings Proprietary Limited - 0.039% 12. Date of Completion 13. Place Of Completion Cape Town Gemfields Group Limited Page 7 of 7