Diamcor Begins Trading in USA on OTCQX International

KELOWNA, BC, June 20, 2011 /PRNewswire/ - Diamcor Mining Inc. (TSX-V.DMI; OTCQX-DMIFF) ("Diamcor" or "the Company" ), is pleased to announce that all applications and submissions to join the OTC market's prestigious OTCQX International tier have now been approved, and as such, the Company will begin trading today in the US market under the symbol DMIFF.

With the Company trading on the OTCQX International, investors can now find current financial disclosure and Real-Time Level 2 quotes for the Company on www.otcqx.com and www.otcmarkets.com.

"The OTCQX platform offers investor-focused companies a winning combination of quality control, transparency, and broader visibility to U.S. investors," said R. Cromwell Coulson, President and Chief Executive Officer of OTC Markets Group.  "We are pleased to welcome Diamcor Mining to OTCQX."

"With our ability to trade on the OTCQX International now complete, Diamcor is able to provide US investors with an improved trading platform which is efficient, transparent, and provides for trading liquidity when transacting shares of Diamcor in the much larger market of the United States," commented Dean H. Taylor, President and Chief Executive Officer of Diamcor. "This development, in conjunction with the recently announced availability of our Company's information via the Standard & Poor's Market Access Program, is aimed at allowing our Company to effectively ensure greater visibility for Diamcor in the US market during what we believe to be a very exciting time in the Company's history."

Berns & Berns, Counsellors at Law will serve as Diamcor's Principal American Liaison ("PAL") on the OTCQX, and is responsible for providing guidance on OTCQX requirements.

About Diamcor Mining Inc:

Diamcor Mining Inc. is a fully reporting junior diamond mining company which is listed in Canada on the TSX Venture Exchange under the symbol DMI, and trades in the United States on the OTCQX under the symbol "DMIFF".  Diamcor is a production focused company with a proven operational history as a supplier of rough diamonds to the world market.  The Company recently announced the successful acquisition of the Krone-Endora at Venetia project from De Beers, and has a strategic alliance to supply diamonds to New York based premier luxury jewelry retailer Tiffany & Co.  For additional information on Diamcor, please visit our website at www.diamcormining.com.

About Tiffany & Co. Strategic Alliance:

On March 29, 2011, Diamcor announced it has established a long-term strategic alliance and first right of refusal with world famous New York based Tiffany & Co. to purchase up to 100% of the future production of rough diamonds from the Krone-Endora at Venetia Project.  To expedite the production and supply of rough diamonds from Krone-Endora at Venetia, Tiffany & Co. has also provided the Company with additional financing for the Project.  Tiffany & Co. is a publically traded company which is listed on the New York Stock Exchange under the symbol TIF.  Originally founded in 1837, the Tiffany's name is now globally recognised as one of the premier luxury jewellery and specialty retailers in the world.  Through Tiffany & Co. and various other subsidiaries, the company is engaged in product design, manufacturing, and retailing activities on a global basis.  As of October 31, 2010 Tiffany & Co. operates 225 retail stores and boutiques in the Americas, Japan, Asia-Pacific, and Europe and engages in direct selling through internet, catalog and business gift operations.  For additional information on Tiffany & Co., please visit their website at www.tiffany.com.

About OTC Markets Group Inc:

OTC Markets Group Inc. (OTCQX: OTCM) operates the world's largest electronic marketplace for broker-dealers to trade unlisted stocks.  Our OTC Link^™ platform supports an open network of competing broker-dealers that provide investors with the best prices in over 10,000 OTC securities.  In 2010, securities on OTC Link traded over $144 billion in dollar volume, making it the third largest U.S. equity trading venue after NASDAQ and the New York Stock Exchange. We categorize the wide spectrum of OTC-traded companies into three tiers - OTCQX (the quality-controlled marketplace for investor friendly companies), OTCQB^® (the U.S. reporting company marketplace for development stage companies), and OTC Pink^™ (the speculative trading marketplace) - so investors can identify the level and quality of information companies provide.  To learn more about how OTC Markets Group makes the unlisted markets more transparent, informed, and efficient, visit www.otcmarkets.com. 

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Media Contact:
Grace Keith, OTC Markets Group Inc., +1 (212) 896-4428, [email protected]

On behalf of the Board of Directors

Mr. Dean H. Taylor
President & CEO
Diamcor Mining Inc.
[email protected]

Phone:  (250) 864-3326
Website: www.diamcormining.com

This press release contains certain forward-looking statements.  While these forward-looking statements represent our best current judgement, they are subject to a variety of risks and uncertainties that are beyond the Company's ability to control or predict and which could cause actual events or results to differ materially from those anticipated in such forward-looking statements.  Further, the Company expressly disclaims any obligation to update any forward looking statements.  Accordingly, readers should not place undue reliance on forward-looking statements.

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Neither TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in policies of the TSX Venture Exchange) accepts responsibility for the adequacy or accuracy of this release.

SOURCE Diamcor Mining Inc.