Poland
Stephan Bathory 3 Groszy (Trojak) 1584 I-D AU53 NGC, Olkusz mint, Jan Dulski as Crown Treasurer, Kopicki-526a var, Iger-O.84.4d var. A very rare type, here pairing of the obverse of Iger-O.84.4d with the reverse of Iger-O.84.4c. Exceptionally light tone leaves clear the traces of residual luster.Ex. Künker (January 2011, Auction 180, Lot 605)
Estimate: 4000-5000 USD