Mr. William Lamb reports

LUCARA FIRST QUARTER 2024 RESULTS TO BE RELEASED THURSDAY, MAY 9, 2024

Lucara Diamond Corp. will publish its first quarter 2024 results on Thursday, May 9, 2024, after market close in North America.

The company will host a conference call and webcast to discuss the results on Friday, May 10, 2024, at 6 a.m. Pacific Time, 9 a.m. Eastern Time, 2 p.m. United Kingdom time, 3 p.m. Central European Time.

Conference call

To join the conference call, please use the phone numbers listed below.

Conference ID:  35323198/Lucara Diamond

Dial-in numbers

Toll-free participant dial-in North America:  1-888-390-0605

United Kingdom toll-free:  0800-652-2435

Local Toronto:  1-416-764-8609

Webcast

A live webcast presentation will be available.

The presentation slide show will also be available in PDF format for download from the Lucara website.

Conference replay

A replay of the telephone conference will be available two hours after the completion of the call until May 17, 2024.

Replay number (toll-free North America):  1-888-390-0541

Replay number (local):  1-416-764-8677

The passcode for the replay is 085076 followed by the number sign.

About Lucara Diamond Corp.

Lucara is a leading independent producer of large exceptional-quality Type IIa diamonds from its 100-per-cent-owned Karowe diamond mine in Botswana. The Karowe mine has been in production since 2012, and is the focus of the company's operations and development activities. Clara Diamond Solutions Limited Partnership, a wholly owned subsidiary of Lucara, has developed a secure, digital sales platform that uses proprietary analytics together with cloud and blockchain technologies to modernize the existing diamond supply chain, driving efficiencies, unlocking value and ensuring diamond provenance from mine to finger. Lucara has an experienced board and management team with extensive diamond development and operations expertise. Lucara and its subsidiaries operate transparently and in accordance with international best practices in the areas of sustainability, health and safety, environment, and community relations. Lucara has adopted the IFC Performance Standards and the World Bank Group's Environmental, Health and Safety Guidelines for Mining (2007). Accordingly, the development of the Karowe underground expansion project adheres to the Equator Principles. Lucara is committed to upholding high standards while striving to deliver long-term economic benefits to Botswana and the communities in which the company operates.