Report on Payments to Governments

9 June 2020

GEM DIAMONDS LIMITED

("Gem Diamonds" or the "Company")

Report on Payments to Governments

for the year ended 31 December 2019

Introduction

This report provides an overview of the payments made to governments by Gem Diamonds Limited and its subsidiaries (the Group) for the 31 December 2019 financial year, as required under the United Kingdom's (UK) Report on Payments to Governments Regulations 2014 (as amended December 2015). These UK Regulations enact domestic rules in line with Directive 2013/34/EU (the EU Accounting Directive (2013) and apply to companies that are involved in extractive activities.

This Report is also filed with the National Storage Mechanism intended to satisfy the requirements of the Disclosure Guidance and Transparency Rules of the Financial Conduct Authority in the UK.

Basis for preparation

Reporting entities

This report includes payments to governments made by subsidiaries in the Group which are engaged in extractive activities. During the 2019 financial reporting period, extractive activities were conducted in Lesotho while the operation in Botswana was under care and maintenance. All payments made in relation to the Botswana entity were under the materiality level and therefore not reported.

Extractive activities

Extractive activities relate to the exploration, prospection, discovery, development and extraction of minerals, oil, natural gas deposits or other materials. Gem Diamonds Limited, through its subsidiaries, is engaged in diamond mining activities.

Scope of payments

The report discloses only those significant payments made to governments arising from extractive activities.

Government

Government includes any national, regional or local authority of a country. It includes a department, agency or undertaking (i.e. corporation) controlled by that authority.

Payment types disclosed at legal entity level

There were no payments of this nature for the year ended 31 December 2019.

These are payments on the entity's income, production or profits, excluding taxes levied on consumption such as value added taxes, personal income taxes or sales taxes in line with in-country legislation.

These are payments for the right to extract diamonds and are determined on percentage of sales in terms of in-country legislation and / or mining lease agreements.

These are dividend payments, other than dividends paid to a government as an ordinary shareholder of an entity unless paid in lieu of production entitlements or royalties. There were no dividend payments of this nature to governments for the year ended 31 December 2019.

There were no payments of this nature to governments for the year ended 31 December 2019.

These are fees paid for acquisition of leases and licences, including annual renewal fees, in order to obtain and maintain access to the areas in which extractive activities are performed.

There were no payments of this nature to governments for the year ended 31 December 2019.

Cash flow basis

Payments reported are on a cash flow basis and may differ to amounts reported in the Gem Diamonds Limited 2019 Annual Report and Accounts which are prepared on an accrual basis.

Report on Payments to Governments continued

for the year ended 31 December 2019

Materiality level

In line with the guidance provided in the Report on Payments to Governments Regulations, payments made as a single payment, or as a series of related payments, that are equal to or exceed US$110 000 (£86 000) are disclosed in this report. All payments below this threshold have been excluded.

Reporting currency

The payments to government have been reported in US dollar.

Payments made in currencies other than US dollar were translated at the relevant annual average rate for the year ended 31 December 2019.

Summary report

The Gem Diamonds Limited LEI number is 213800RC2PGGMZQG8L67

For further information:

Gem Diamonds LimitedSusan Wallace, Company Secretarial department

Tel: +44 (0) 203 043 0280

ir@gemdiamonds.com

Celicourt Communications

Mark Antelme/Ollie Mills

Tel: +44 (0) 208 434 2643

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 is currently in the process of selling its 100% share 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