Cancellation of AIM listing and update on AltX delisting DiamondCorp plc AIM share code: DCP & JSE share code: DMC ISIN: GB00B183ZC46 (Incorporated in England and Wales) (Registration number 05400982) (SA company registration number 2007/031444/10) (“DiamondCorp”, “the Company” or “the Group”) Cancellation of AIM listing and update on AltX delisting DiamondCorp, today announces that pursuant to Rule 41 of the AIM Rules for Companies, the Company’s admission to trading on AIM will be cancelled with effect from 7.00 am (GMT) on 15 May 2017. The suspension to trading in the Company’s shares on the JSE Limited (“JSE”) remains effective whilst discussions are being held with the JSE in order to facilitate a delisting from the AltX sector of the JSE. Shareholders will be advised of the outcome of these discussions in due course by notice on the Company’s website and by an announcement on the Stock Exchange News Service of the JSE in South Africa. This announcement contains inside information for the purposes of Article 7 of the Market Abuse Regulation (EU) No 596/2014. Contact details: DiamondCorp plc Chris Ellis, Interim Non-Executive Chairman Tel: +44 (0) 20 3151 0970 Paul Loudon, Chief Executive Tel: +27 56 216 1300 JSE Designated Adviser Sasfin Capital (a division of Sasfin Bank Limited) Megan Young Tel: +27 11 445 8068 United Kingdom 15 May 2017 Date: 15/05/2017 07:27:00 Produced by the JSE SENS Department. The SENS service is an information dissemination service administered by the JSE Limited ('JSE'). The JSE does not, whether expressly, tacitly or implicitly, represent, warrant or in any way guarantee the truth, accuracy or completeness of the information published on SENS. The JSE, their officers, employees and agents accept no liability for (or in respect of) any direct, indirect, incidental or consequential loss or damage of any kind or nature, howsoever arising, from the use of SENS or the use of, or reliance on, information disseminated through SENS.