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") Director/PDMR Shareholding LONDON, 19 OCTOBER 2022 As previously disclosed in the Company’s Annual Report for the year ended 31 December 2021, Sean Gilbertson, an executive director, held an indirect shareholding in the Company’s shares via a non-controlling interest in Pallinghurst Resources Management L.P.. On 18 October 2022, 1,515,326 shares in the Company were transferred, off market, at a cost of 14.32 pence per share, to Sean Gilbertson who now holds those shares directly in his own name. Following the above transaction, Sean Gilbertson owns 11,970,285 Ordinary Shares, representing 0.99 per cent of the Company. Notification of a Transaction pursuant to Article 19(1) of Regulation (EU) No. 596/2014 1 Details of the person discharging managerial responsibilities / person closely associated a) Name Sean Gilbertson 2 Reason for the notification a) Position/status PDMR b) Initial notification Initial Notification /Amendment 3 Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor a) Name Gemfields Group Limited b) LEI 21380017GAVXTCYS5R31 Gemfields Group Limited, Royal Chambers, St Julian’s Avenue, St Peter Port, GY1 4HP, Guernsey T +44 (0)1481 731 554 gemfieldsgroup.com 4 Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted a) Description of the financial Ordinary Shares of USD0.00001 each instrument, type of instrument Identification code ISIN: GG00BG0KTL52 b) Nature of the transaction Acquisition of Ordinary Shares c) Price(s) and volume(s) Price(s) Volume(s) GBp 14.32 1,515,326 d) Aggregated information - Aggregated volume 1,515,326 - Price GBp 14.32 e) Date of the transaction 18 October 2022 f) Place of the transaction Off market transaction -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 Page 2 of 4 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 miner of responsible 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 licences 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 through Fabergé designs, 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 Gemfields Group Limited Page 3 of 4 component of Gemfields’ business model that has played an important role in the growth of the global coloured gemstone sector. 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 4 of 4