Mr. William Lamb reports

LUCARA 2023 YEAR END RESULTS TO BE RELEASED TUESDAY, FEBRUARY 20, 2024

Lucara Diamond Corp. will be publishing its 2023 year-end results on Tuesday, Feb. 20, 2024, after market close in North America.

The Company will host a conference call and webcast to discuss the results on Wednesday, February 21, 2024 at 6:00am Pacific, 9:00am Eastern, 2:00pm UK, 3:00pm CET.

CONFERENCE CALL:

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

Conference ID:   26126065 / Lucara Diamond

Dial-In Numbers:

Toll-Free Participant Dial-In North America   (+1) 888 390 0605

UK Toll free  0800 652 2435

Local Toronto  (+1) 416 764 8609

Webcast:

To view the live webcast presentation, please go on-line. The presentation slideshow will also be available in PDF format for download from the Lucara website (Link to presentation).

Conference Replay:

A replay of the telephone conference will be available two hours after the completion of the call until February 28, 2024.

Replay number (Toll Free North America)   (+1) 888 390 0541

Replay number (Local)   (+1) 416 764 8677

The pass code for the replay is 126065 #.

ABOUT LUCARA

Lucara is a leading independent producer of large exceptional quality Type IIa diamonds from its 100% 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 ("Clara"), 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 ("UGP") 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.