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LUC.TO ·

Lucara Unveils Diamond Recoveries from Its Karowe MINE

Corporate Updates

February 21, 2024

NEWS RELEASE

LUCARA UNVEILS DIAMOND RECOVERIES FROM ITS KAROWE MINE

VANCOUVER, BC - February 21, 2024 /CNW/ (LUC – TSX, LUC – BSE, LUC – Nasdaq Stockholm)

Lucara Diamond Corp. (“Lucara” or the “Company”) is pleased to announce the recovery of a 320-carat, 111-carat,

and two +50-carat stones from its 100% owned Karowe Diamond Mine located in Botswana (image attached). These

diamonds were recovered from the direct milling of EM/PK(S) kimberlite ore from the South Lobe during a recent

production run that saw additional recoveries of numerous, smaller +10.8 carat diamonds of high value.

The 320-carat is a stunning , gem-quality, top light brown diamond while the 111 -carat diamond is described as a

magnificent Type IIa white stone of high quality. The two +50-carat stones add to the se recent recoveries and are

also Type IIa white diamonds. These recoveries add to the collection of significant diamonds recovered at Karowe

and further solidifies Lucara's reputation as a leader in the recovery of large, high-quality diamonds.

The recoveries from the EM/PK(S) unit highlight the continued success of Lucara's mining operations at the Karowe

Diamond Mine and re-enforce the development of the underground mine which will target >95% EM/PK(S) ore

during the first three years of underground production. The Company's adoption of advanced diamond recovery

technology ha s enabled the continued identification and retrieval of these extraordinary diamonds and strong

resource performance.

William Lamb, President and CEO of Lucara Diamond Corp., commented on the recent discoveries, stating:

"These diamond recoveries from the EM/PK(S) domain of the South Lobe further validate the quality and potential

of the Karowe Diamond Mine. We are thrilled with the consistent success we continue to achieve in uncovering

large, high-value diamonds, reaffirming Lucara's position as a leading producer of large high-quality gem diamonds.

Our team's dedication to innovation and operational excellence continues to drive our success, and we look forward

to delivering further value to our stakeholders through these extraordinary discoveries."

Lucara Diamond Corp. remains committed to responsible and sustainable mining practices while delivering

exceptional value to its shareholders and stakeholders.

This press release has been reviewed and approved by Dr. John Armstrong, Ph.D. P.Geol., Vice-President, Technical

Services of the Company and a "Qualified Person" for the purposes of National Instrument 43-101.

On behalf of the Board,

William Lamb

President and Chief Executive Officer

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For further information, please contact:

Vancouver Hannah Reynish, Investor Relations & Communications

+1 604 674 0272| [email protected]

Sweden Robert Eriksson, Investor Relations & Public Relations

+46 701 112615 | [email protected]

UK Public Relations Charles Vivian / Jos Simson, Tavistock

+44 778 855 4035 | [email protected]

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 which ensures 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. Luca ra has

adopted the IFC Performance Standards and the World Bank Group’s Environmental, Health and Safety Guidelines

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for Mining (2007). Accordingly, the development of the Karowe Underground 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.

The information is information that Lucara is obliged to make public pursuant to the EU Market Abuse Regulation

and the Swedish Securities Markets Act. This information was submitted for publication, through the agency of the

contact person set out above, on February 21, 2024 at 6:00 a.m. Pacific Time.

CAUTIONARY NOTE REGARDING FORWARD LOOKING STATEMENTS

Certain of the statements made herein contain certain “forward -looking information” and “forward -looking

statements” as defined in applicable securities laws. Generally, any statements that express or involve discussions

with respect to predictions, expectations, beliefs, plans, projections, objectives, assumptions or future events or

performance and often (but not always) using forward -looking terminology such as “expects”, “is expected”,

“anticipates”, “believes”, “plans”, “projects”, “estimates”, “budget s”, “scheduled”, “forecasts”, “assumes”,

“intends”, “strategy”, “goals”, “objectives”, “potential”, “possible” or variations thereof or stating that certain

actions, events, conditions or results “may”, “could”, “would”, “should”, “might” or “will” be take n, occur or be

achieved, or the negative of any of these terms and similar expressions) are not statements of historical fact and

may be forward-looking statements.

In particular, forward -looking information and forward -looking statements may include, but are not limited to,

information or statements with respect to the anticipated benefits of the Diamond Sales Agreement, including the

ability to achieve regular cash flows and the ability to achieve better pricing than available through tender. .

Forward-looking information and statements are based on the opinions and estimates of management as of the date

such statements are made, and they are subject to several known and unknown risks, uncertainties and other factors

which may cause the actual re sults, performance or achievements of the Company to be materially different from

any future results, performance or achievement expressed or implied by such forward-looking statements, including

risks related to changes in the market for diamond sales . The Company believes that expectations reflected in this

forward-looking information are reasonable, but no assurance can be given that these expectations will prove to be

correct. Certain risks which could impact the Company and its performance under the Diamond Sales Agreement

are discussed under the heading “Risks and Uncertainties” in the Company’s most recently filed Interim MD&A and,

in the Company’s most recent Annual Information Form available at http://www.sedar.com (the “AIF”).

The foregoing is not exhaustive of the factors that may affect any of our forward -looking statements. Forward -

looking statements are statements about the future and are inherently uncertain, and our actual achievements or

other future events or conditions may differ materially from those reflected in the forward-looking statements due

to a variety of risks, uncertainties, and other factors, including, without limitation, those referred to in this news

release.

Although the Company has attempted to identify important factors that could cause actual actions, events, or results

to differ materially from those described in forward -looking statements, there may be other factors that cause

actions, events or results not to be as anticipated, estimated or intended. The forward-looking statements contained

in this news release are based on the beliefs, expectations, and opinions of management as of the date of this

disclosure. There can be no assurance that forward -looking statements will prove to be accurate, as actual results

and future events could differ materially from those anticipated in such statements. Accordingly, readers and

investors should not place undue reliance on forward -looking statements. Forward -looking information and

statements are made as of the date of this disclosure and accordingly are subject to change after such date. Except

as required by law, the Company disclaims any obligation to revise any forward-looking information and statements

to refle ct events or circumstances after the date of such information and statements. All forward -looking

information and statements contained or incorporated by reference in this news release are qualified by the

foregoing cautionary statements.