Numismatic Puzzle: “Old Fritz” On Horseback

The piece from today’s puzzle comes from the upcoming auction 418 by Künker:

No. 152: Prussia. Frederick William IV, 1840-1861. Gold medal of 50 ducats, 1851 by F. W. Kullrich, commemorating the completion of the equestrian statue of Frederick the Great on Berlin’s “Unter den Linden” boulevard. Extremely rare. About FDC. From Auction Künker 418 (2025), lot 152. Estimate: 50,000 euros.

Have fun with the puzzle!