Notification of change in auditors

4 February 2019

GEM DIAMONDS LIMITED

("Gem Diamonds" or "the Company")

Notification of change in auditors

As part of the Business Transformation programme, the audit process was reviewed with the aim of optimising the process, efficiencies and costs. In line with this, the Board is pleased to announce that it has appointed EY South Africa (Ernst & Young Inc.) as its new auditor (with immediate effect). Ernst & Young Inc. will undertake the audit for the 2018 financial year and their appointment will be subject to approval by shareholders at the next AGM of the Company to be held in 2019.

EY United Kingdom (Ernst & Young LLP) has resigned as the Company's auditor and has confirmed to the Company that there are no circumstances in connection with its resignation which it considers need to be brought to the attention of the Company's members or creditors.

The Gem Diamonds Limited LEI number is 213800RC2PGGMZQG8L67.

For further information:

Gem Diamonds

Susan Wallace, Company Secretarial department

ir@gemdiamonds.com

Celicourt Communications

Mark Antelme / Joanna Parker

Tel: +44 (0) 207 520 9261

About Gem Diamonds:

Gem Diamonds is a leading global diamond producer of high value diamonds. The Company owns 70% of the Letšeng mine in Lesotho and 100% of the Ghaghoo mine in Botswana. The Letšeng mine is famous for the production of large, top colour, exceptional white diamonds, making it the highest dollar per carat kimberlite diamond mine in the world. www.gemdiamonds.com