Russia
Elizabeth Rouble 1743 ММД, Red mint, Diakov-51, no dots in ММД, AU50 NGC. Ex: Antonin Prokop Collection, sold 17 May, 2003 by Aurea, Prague, Lot 183. Gray-russet patina, with a few minor flan flaws and nicely defined devices.
Estimate: 1250-1750 USD