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") Dividend Finalisation LONDON, 14 APRIL 2023 Further to the Company’s announcement on 24 March 2023 containing details of the Final Dividend of USD 35 million (“Dividend”) declared by Gemfields, notice is hereby given that the dividend, being a gross dividend of USDc 2.87994 per ordinary share, payable from income reserves, will be converted from United States Dollars (USD) to South African Rand (ZAR) and Great British Pounds (GBP) at the below exchange rates of Thursday, 13 April 2023, obtained from currency conversion transactions the Company has entered into: • JSE shareholders – USD/ZAR 18.2519, equating to a dividend of ZARc 52.56438 per share • AIM shareholders – USD/GBP 0.7969, equating to a dividend of GBP pence 2.29502 per share The gross dividend of USDc 2.87994 per ordinary share is lower than previously stated in the annual results announcement from 24 March 2023, as a result of 872,240 new ordinary shares issued and allocated by Gemfields on 11 April 2023, and 720,000 new ordinary shares which have been applied for listing with effect from 19 April 2023, following the exercise of share options. The number of ordinary shares in issue as of 19 April 2023 is due to be 1,215,304,548 shares. Shareholders are reminded that the relevant dates relating to the payment of the Dividend are as follows: 2023 Last date to effect removal of shares between the UK (AIM) and Monday, 24 April SA (JSE) registers The last day to trade in Gemfields shares in SA in order to qualify Monday, 24 April to participate in the Dividend Shares start trading ‘ex’ dividend in SA Tuesday, 25 April The last day to trade in Gemfields shares in UK in order to qualify Wednesday, 26 April to participate in the Dividend Gemfields Group Limited, Royal Chambers, St Julian’s Avenue, St Peter Port, GY1 4HP, Guernsey T +44 (0)1481 731 554 gemfieldsgroup.com Shares start trading ‘ex’ dividend in UK Thursday, 27 April Record date for participation in the Dividend Friday, 28 April Removal of shares between UK and SA registers permissible from Tuesday, 2 May Payment date Friday, 12 May Share certificates may not be dematerialised or re-materialised between Tuesday, 25 April 2023 and Friday, 28 April 2023, both days inclusive. Additional information for South African resident shareholders of Gemfields is noted below: • Tax reference number in (United Kingdom) is 32518 26138. • The issued ordinary share capital of Gemfields is 1,215,304,548 ordinary shares following the issuance and subsequent listing with effect from on 19 April 2023. • The dividend paid by Gemfields to South African resident shareholders registered on the South African register is subject to South African Dividend Tax (“Dividend Tax”) of 20% (subject to any available exemptions as legislated). • Shareholders are advised that Gemfields will not deduct any applicable Dividend Tax at source. • Shareholders registered on the South African register who are exempt from paying the Dividend Tax will receive a dividend of ZARc 52.56438 per share paid by Gemfields. These exempt shareholders are advised to contact their broker or CSDP (Central Securities Depository Participant) to confirm their tax status to ensure no Dividend Tax is deducted by the regulatory intermediary. • Shareholders registered on the South African register who are not exempt from paying the Dividend Tax will receive a net dividend of ZARc 42.05150 per share (gross dividend of ZARc 52.56438 per share less Dividend Tax of ZARc 10.51288 per share). These non- exempt shareholders are advised to contact their broker or CSDP so that the Dividend Tax can be withheld by the regulatory intermediary. • Shareholders who are in doubt as to their tax status or position or any other matter, including, inter alia, any exchange control requirement, should consult an appropriate independent professional advisor in their relevant jurisdiction without delay. -ENDS- Gemfields Group Limited Page 2 of 4 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 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 responsible miner and marketer of 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 Gemfields Group Limited Page 3 of 4 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 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