German States
Hesse-Darmstadt. Ludwig III 10 Mark 1877-H MS63 PCGS, Darmstadt mint, KM354, Fr-3786. Fully struck, with bright golden luster and a few tiny marks. The rarest date of a very scarce three-year type and the only example of this date certified by either PCGS, or NGC. KM catalogs BU examples at a lofty $4750.
Estimate: 2000-2500 USD