RUSSIA. Grand Prince Iziaslav I Yaroslavich Tin Medal, ND (ca. 1770). PCGS Genuine--Environmental Damage, AU Details Gold Shield. Dia-1613. Diameter: 38mm. By P. W. Gass. Obverse: Helmeted and armored bust facing slightly left and holding shield; Reverse: Legend in nine lines; crown above. A bright, flashy, and decently struck specimen with a slight weakness on the nose and some minor corrosion on the central portion of the reverse.