The consortium was led by Macquarie Capital Markets Canada and Citigroup Global Markets Canada and included Cormark Securities, GMP Securities and BMO Capital Markets.
The gold producer also announced that the monetary benefit would be forwarded to reduce outstanding debt besides providing balance sheet equity and operating flexibility.
The transaction is due to be completed by 18 December 2012 is liable to certain conditions including approval of Toronto Stock Exchange.
OceanaGold owns the Didipio Project in northern Luzon, Philippines, which the company expects would produce 100,000 ounces of gold and 14,000 tonnes of copper per year over an estimated 16 year mine life.