Announcement • Jun 04
Gem Diamonds Limited Announces Board and Committee Changes Gem Diamonds Limited announced the appointment of Mr. Mike Brown as Non-Executive Chair of the Board, with effect from the conclusion of the Annual General Meeting on June 3, 2026. Mike Brown succeeded Mr. Harry Kenyon-Slaney who stepped down from the role of Chair following completion of his nine-year tenure. The Nomination Committee carefully assessed the leadership requirements and size of the Board in the context of the current environment in which the Company operates. Mike Brown has over 40 years' experience in the resources industry in operational, senior management and director roles, of which 30 years have been spent in the diamond sector. Since joining the Board in 2018, Mike Brown has developed a detailed understanding of the Company's business, strategic priorities and the challenges facing the industry. Through his service on the Board, he has also gained valuable insight into the historical and future operational aspects at Letšeng and the high-value and high-quality diamond production for which the mine is renowned. Mike Brown has served as Non-Executive Director of the Company and Chair of the Sustainability Committee since joining the Board in January 2018. He has also been a member of the Audit and Nomination Committees since 2020. From June 3, 2026, Mike Brown will retire as a member of the Audit Committee and will be the Chair of the Nominations Committee. He will retain his position as Chair of the Sustainability Committee. Announcement • Mar 04
Gem Diamonds Limited to Report Fiscal Year 2025 Results on Mar 18, 2026 Gem Diamonds Limited announced that they will report fiscal year 2025 results on Mar 18, 2026 Announcement • Aug 28
Gem Diamonds Limited to Report First Half, 2025 Results on Sep 04, 2025 Gem Diamonds Limited announced that they will report first half, 2025 results on Sep 04, 2025 Announcement • Jul 25
Gem Diamonds Limited Revises Production Guidance for Fiscal Year 2025 Gem Diamonds Limited revised production guidance for fiscal year 2025. For the year, the company expects Waste tonnes mined of 1.8- 2.0 Mt against 5.0 - 5.5 Mt as previously announced. Ore treated of 4.9- 5.1 Mt against 4.9- 5.1 Mt previously announced. Satellite pipe ore treated of 1.2- 1.4 Mt against 0.8- 1.0 Mt as announced previously. Announcement • Mar 01
Gem Diamonds Limited, Annual General Meeting, Jun 04, 2025 Gem Diamonds Limited, Annual General Meeting, Jun 04, 2025. Announcement • Feb 28
Gem Diamonds Limited Announces Directorate Changes The Board of Gem Diamonds is pleased to announced the appointment of Janet Blas as an independent Non-Executive Director. Current Senior Independent Non-Executive Director, Michael Lynch-Bell will be retiring from the Board following his 9-year tenure and in line with UK Corporate Governance principles. Janet will join the Board with effect from 1 April 2025, following Michael's retirement on 31 March 2025. Janet will be proposed for election as a Non-Executive Director at the Company's Annual General Meeting on 4 June 2025. Janet will be appointed as Audit Committee Chair and a member of the Remuneration Committee. The Board also announced that it has appointed Rosalind Kainyah, Non-Executive Director as the Senior Independent Director and Chair of the Remuneration Committee with effect from 1 April 2025. Janet is an accomplished professional with extensive experience in the gemstone and mining industries. She holds a Certified Public Accountant qualification, complemented by a BSc in Accountancy. Janet began her career with PwC, building a solid technical foundation in financial management and audit practices. She has established herself as an effective Audit & Risk Committee Chair, demonstrating a deep understanding of governance practices in both listed and privately held mining companies. Currently, Janet holds Non-Executive board roles with Sedibelo Resources and Cornish Lithium, alongside her executive position as Chief Financial Officer and Director of Bacanora Lithium. All these companies are privately held. Her previous tenure as Chief Financial Officer at Gemfields Group has provided her with a comprehensive understanding of the complexities and strategic demands of the precious minerals sector. Janet also held a number of senior positions with ENRC Plc (August 2007 to July 2013), including a key role in ENRC's initial public offering on the Main Market of the London Stock Exchange when the company joined the FTSE 100 index. Previously, Janet was part of the Audit and Assurance Services Team at Ernst & Young LLP in London and PWC in the Philippines (2002 to 2007). Janet is recognized for her strong board governance experience, consistently implementing effective financial oversight structures. Her career has predominantly focused on the mining industry, where she has developed in-depth sector expertise across various commodities and established a proven track record leading teams across multiple jurisdictions. Additionally, she has been actively involved in integrating ESG principles into operations, emphasizing ethical mining practices, transparency, and community engagement. Announcement • Feb 20
Gem Diamonds Limited to Report Fiscal Year 2024 Results on Mar 13, 2025 Gem Diamonds Limited announced that they will report fiscal year 2024 results on Mar 13, 2025 Announcement • Sep 23
Gem Diamonds Limited Announces the Recovery of an Exceptional 212.91ct Type II White Diamond Recovered At the Letšeng Mine in Lesotho Gem Diamonds Limited announced the recovery of an exceptional 212.91ct Type II White Diamond recovered at the Letšeng mine in Lesotho on 19 September 2024. This is the thirteenth greater than 100 carat diamond recovered in 2024. Announcement • Sep 11
Gem Diamonds Limited Announces Recovery of A 126.21 Carat Type II White Diamond Gem Diamonds Limited announced the recovery of a remarkable 126.21ct Type II White Diamond recovered at the Letšeng mine in Lesotho on 6 September 2024. This is the twelfth greater than 100 carat diamond recovered in 2024. Announcement • Sep 05
Gem Diamonds Limited Announces Recovery of a 122.20 Carat Type II White Diamond Gem Diamonds Limited announced the recovery of a 122.20ct Type II White Diamond recovered at the Letšeng mine in Lesotho on 01 September 2024. This is the eleventh greater than 100 carat diamond recovered in 2024. Announcement • Aug 20
Gem Diamonds Limited to Report First Half, 2024 Results on Aug 29, 2024 Gem Diamonds Limited announced that they will report first half, 2024 results on Aug 29, 2024 Announcement • Jul 02
Gem Diamonds Limited Announces Recovery of A 123.20 Carat Type II White Diamond Gem Diamonds Limited announced the recovery of a remarkable 123.20ct Type II White Diamond recovered at the Letšeng mine in Lesotho on 29 June 2024. This is the eighth greater than 100 carat diamond recovered in 2024. Announcement • Apr 30
Gem Diamonds Limited Announces Recovery of A 118.74 Carat Type II White Diamond Gem Diamonds Limited announced the recovery of a 118.74ct Type II White diamond recovered at the Letseng mine in Lesotho on 28 April 2024. This is the fifth greater than 100carat diamond recovered to date on 2024. Announcement • Apr 28
Gem Diamonds Limited, Annual General Meeting, Jun 05, 2024 Gem Diamonds Limited, Annual General Meeting, Jun 05, 2024, at 09:00 Coordinated Universal Time. Location: Linklaters LLP, One Silk Street, London United Kingdom Agenda: To consider the Audited Accounts of the Company for the year ended 31 December 2023, together with the Directors’ Report and the Auditors’ Report thereon; to consider the Directors’ Remuneration Policy as included on pages 97 to 102 of the Annual Report for the year ended 31 December 2023; to consider the Directors’ Remuneration Report, including the Annual Report on Remuneration and the Remuneration Committee Chairperson’s statement (but excluding the Directors’ Remuneration Policy), as included in the Annual Report on pages 94 to 96 and pages 103 to 113 for the year ended 31 December 2023; and to consider other matters. Announcement • Apr 24
Gem Diamonds Limited Announces Recovery of A 169.15 Carat Type II White Diamond Gem Diamonds Limited announce the recovery of a 169.15ct Type II White diamond recovered at the Letšeng mine in Lesotho on 18 April 2024. This is the fourth greater than 100carat diamond recovered to date this year. Announcement • Feb 22
Gem Diamonds Limited to Report Fiscal Year 2023 Results on Mar 14, 2024 Gem Diamonds Limited announced that they will report fiscal year 2023 results on Mar 14, 2024 Announcement • Feb 20
Gem Diamonds Limited Announce the Recovery of A High Quality 113 Carat White Type Ii Diamond Gem Diamonds Limited announce the recovery of a high quality 113 carat white Type II diamond, recovered at the Letšeng mine in Lesotho on 17 February 2024. Together with the 295 carat high quality Type II white diamond recovered on 8 January 2024 and a 139 carat low quality Boart diamond recovered on 17 January 2024, the 113 carat is the third greater than 100 carat diamond recovered to date this year. Announcement • Jan 11
Gem Diamonds Limited Announces Recovery of A High Quality 295 Carat White Diamond From the Letšeng Mine Gem Diamonds Limited announced the recovery of a high quality 295 carat Type II white diamond from the Letšeng mine in Lesotho. 
