Star Diamond Corporation — Proxy Solicitation & Information Statement 2020

Mar 6, 2020

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Date: March 5, 2020

530-8th Avenue SW, 6th floor Calgary AB, T2P 3S8 www.computershare.com

To: All Canadian Securities Regulatory Authorities

Subject: STAR DIAMOND CORPORATION

Dear Sir/Madam:

We advise of the following with respect to the upcoming Meeting of Security Holders for the subject Issuer:

Meeting Type : Annual General and Special Meeting Record Date for Notice of Meeting : March 30, 2020 Record Date for Voting (if applicable) : March 30, 2020 Beneficial Ownership Determination Date : March 30, 2020 Meeting Date : May 13, 2020 Issuer sending proxy related materials directly to NOBO: No Issuer paying for delivery to OBO: Yes

Notice and Access (NAA) Requirements:

NAA for Beneficial Holders Yes Beneficial Holders Stratification Criteria: Not Applicable NAA for Registered Holders Yes Registered Holders Stratification Criteria: Not Applicable

Voting Security Details:

Description CUSIP Number ISIN COMMON SHARES 85511Y108 CA85511Y1088

Sincerely,

Computershare

Agent for STAR DIAMOND CORPORATION