Silver One Reports Filing of Technical Report to Mineral Resource Estimate on Its Candelaria Project, Nevada

Candelaria's project resources (from open-pit, underground, stockpiles and heap-leach pads) now total 108.18 million ounces of silver equivalent in the Measured and Indicated categories, and 29.46 million ounces of silver equivalent in the Inferred category

Vancouver, British Columbia--(Newsfile Corp. - June 19, 2025) - Silver One Resources Inc. (TSXV: SVE) (OTCQX: SLVRF) (FSE: BRK1) ("Silver One" or the "Company") is pleased to announce it has filed on SEDAR a National Instrument 43-101 - Standards of Disclosure for Mineral Projects ("NI 43-101") technical report (the "Technical Report") with respect to the Candelaria Project (the "Project"), located in Nevada, USA. The Technical Report titled "Mineral Resource Estimate on the Candelaria Property" dated April 30, 2025, prepared by James A. McCrea, P. Geo, supports the initial mineral resource estimate ("MRE") at the Project (see news release dated May 6, 2025).

Highlights:

• Mount Diablo and Northern Belle pit-constrained resources:

  • Measured and Indicated (M&I) resource of 22,070,000 tonnes averaging 94 g/t Ag and 0.20 g/t Au, for 66.754 million ounces of silver and 141,400 ounces of gold, or 70.84 million ounces of silver equivalent ("AgEq") (see note ˧ in table 1).

  • Inferred resource of 2,960,000 tonnes averaging 68 g/t Ag and 0.18 g/t Au, for 6.462 million ounces of silver and 17,000 ounces of gold (7.00 million oz AgEq).

• Underground Measured and Indicated resource of 1,200,000 tonnes averaging 168 g/t Ag and 0.27 g/t Au, for 6.45 million ounces of silver and 10,200 ounces of gold (6.50 million oz AgEq).

• Underground Inferred resource of 650,000 tonnes averaging 150 g/t Ag and 0.24 g/t Au, for 3.136 million ounces of silver and 5,100 ounces of gold (3.15 million oz AgEq).

• Candelaria's project resources (from open-pit, underground, stockpiles and heap-leach pads) now total 108.18 million ounces of silver equivalent in the Measured and Indicated categories, and 29.46 million ounces of silver equivalent in the Inferred category.

Table 1. Candelaria in-ground, underground, and stockpiles mineral resource estimates.

Totals above include pit Constrained Mineral Resources (Mt. Diablo and Northern Belle) at a US$9.273 NSR cut-off, within a US$27.50/oz Ag optimized engineered pit ("design pit") (see footnotes and Resource Estimate Details section below).