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SML.V ·

Oena Diamond Sales – Q1 2022 Report

Corporate Updates

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Southstone Minerals Limited

2751 Graham Street

Victoria, British Columbia, V8T 3Z1

TSX Venture : SML

www.southstoneminerals.com

OENA DIAMOND SALES – Q1 2022 REPORT

VANCOUVER, BRITISH COLUMBIA — 2 December 2021 — Southstone Minerals Limited (“Southstone” or the

“Company”) (TSX.V – SML) is pleased to provide a production and operational update for the period 1 September

2021 to 30 November 2021 (Q1 2022) on Oena Diamond Mine located in the Republic of South Africa.

Oena Diamond Mine, Republic of South Africa

Production at the Oena Diamond Mine was limited during Q1 2022 with one mining contractor on site process ing

both run of mine (“ROM”) material and pan tailings and bantam material (“Tailings”) . One Bourevestnik (“BVX”) unit

is used for diamond recovery. Mining and processing of ROM and Tailings material occurred during the period and

diamond production results for Q1 2022:

Carats Produced Number of Diamonds US $ / carat average

Q1 2022 169.94 108 1'216

The Oena Diamond Mine continues to produce large and high-quality diamonds as summarized below.

Top 9 Diamonds by Value per Carat for Q1 2022

Diamond Diamond Size (carats) Sold Price US $ US $ / carat

1 13.83 18'362 1'328

2 13.77 42'878 3'114

3 7.73 34'027 4'404

4 4.30 6'449 1'500

5 3.96 3'989 1'008

Pursuant to the News Release issued October 13, 2020, the Company confirms that it has now received shareholder

approval of the settlement of outstanding indebtedness to a director of the Company in the sum of C$226,500 by the

issuance of an aggregate of 4 ,530,000 common shares in the capital stock of the Company at a price of $0.05 per share,

which transaction is subject to the approval of the TSX Venture Exchange.

The Company also reports that Mr. Simon van der Loo has resigned as CFO due to personal reasons. Terry L. Tucker has

consented to act as Interim Chief Financial Officer and holds the position at the discretion of the Board of Directors.

The technical disclosure in this news release has been approved by Terry L. Tucker, P.Geo., Executive Cha irman of the

Company and a Qualified Person as defined by National Instrument 43-101 of the Canadian Securities Administrators.

THE BOARD OF DIRECTORS OF SOUTHSTONE MINERALS LIMITED

[email protected]

Neither TSX Venture Exchange nor its Regula tion Services Provider (as that term is defined in the policies of the TSX Venture

Exchange) accepts responsibility for the adequacy or accuracy of this release.

Forward-Looking Statement

Certain information set forth in this news release contains “forwar d-looking statements” and “forward- looking information” under

applicable securities laws. Except for statements of historical fact, certain information contained herein constitutes forwar d-looking

statements, which include management’s assessment of future plans and operations and are based on current internal expectations,

estimates, projections, assumptions and beliefs, which may prove to be incorrect. Some of the forward -looking statements may be

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identified by words such as “forecasts”, estimates”, “expects” “anticipates”, “believes”, “projects”, “plans”, “outlook”, “capacity” and

similar expressions. These statements are not guarantees of future performance and undue reliance should not be placed on them.

Such forward-looking statements necessarily invo lve known and unknown risks and uncertainties, which may cause the Company’s

actual performance and financial results in future periods to differ materially from any projections of future performance or results

expressed or implied by such forward- looking statements. These risks and uncertainties include, but are not limited to statements

with respect to the estimation of mineral resources; the realization of mineral resource estimates; anticipated future produc tion,

capital and operating costs; cash flows and mine life; potential size of a mineralized zone; potential expansion of mineralization;

potential types of mining operations; permitting timelines; government regulation of exploration and mining operations; risks that

the presence of diamond deposits mentioned nearby the Company’s property are not indicative of the diamond mineralization on the

Company’s property, the supply and demand for, deliveries of and the level and volatility of prices of rough diamonds, risks that the

actual revenues will be le ss than projected; risks that the target production for the existing mining contracts will be less than

projected or expected; risks that production will not commence as projected due to delay or inability to receive governmental

approval of the Company’s acquisition or the timely completion of an NI43- 101 report; technical problems; inability of management

to secure sales or third party purchase contracts; currency and interest rate fluctuations; COVID -19; foreign exchange fluctuations

and foreign operations; various events which could disrupt operations, including labor stoppages and severe weather conditions; and

management’s ability to anticipate and manage the foregoing factors and risks.

The forward-looking statements and information contained in this news release are based on certain assumptions regarding, among

other things, future prices for coal and diamonds; future currency and exchange rates; the Company’s ability to generate suff icient

cash flow from operations and access capital markets to meet its future obligations; coal consumption levels; and the Company’s

ability to retain qualified staff and equipment in a cost -efficient manner to meet its demand. 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. The reader is cautioned not to place undue reliance on forward- looking statements. The Company

does not undertake to update any of the forward- looking statements contained in this news release unless required by law. The

statements as to the Company’s capacity to achieve revenue are no assurance that it will achieve these levels of revenue.