RUSSIAN COINS. Nicholas I, 1825-1855. PATTERN or Trial Denga 1828. 3.40 gm. Smooth edge. Bit 920 (R2), B 34 (RR), (Ilyin 60
Rubl. for a set of 3),Uzd 3270 (RR). Very rare. Soft iridescent undertone on semi-reflective fields. Choice uncirculated
Ex Christie's, New York, June 29, 1984, lot 266 (3), with original auction tag
Estimate: US$ 7,500