Netherlands
Groningen. Siege Klippe 12-1/2 Stuivers 1672 MS62 NGC, KM25. An attractive mint-state offering of this intriguing type with centers awash in honeydew patina. A popular piece of coinage from the Siege of Groningen--a significant battle that ultimately ended the Franco-Dutch war-- the anniversary of which is a national holiday in the city of Groningen which is celebrated annually on August 28th.
Estimate: 400-600 USD