As a result of recent exploration drilling, the latest total JORC-compliant mineral resource estimate at June 30 at Talang Santo is 287,489 ounces of gold and 849,951oz silver.
The increase at Talang Santo boosted the project's total resource by 25% to 485,869oz gold and 3,183,278oz silver.
Kingsrose remains on track to meet its production target of more than 40,000oz gold this financial year.