Watch List notes:

RUSSIAN COINS AND MEDALS, R.S.F.S.R., 1921, 50 Kopecks 1921 A. Y.83. Authenticated and graded by NGC PF 66. Snowy silver-white tone on mirrorlike fields. Gem brilliant PROOF
Ex "Russian Collection," Renaissance, Philadelphia, August 13-14, 2000, lot 978 (part)

Estimate: $2500