1980, Mongolia (Republic). Proof Silver 25 Tugrik “Year of the Child” Coin. PCGS PF-67! Mint Year: 1980 Reference: KM-39.1. Denomination: 25 Tugrik - Year of the Child Condition: Certified and graded by PCGS as PF-67 Deep Cameo! Material: Sterling Silver (.925) Weight: 19.45gm Mongolia is a landlocked country in East and Central Asia. It borders Russia to the north and the People’s ...