France
Louis XIV Ecu 1709-A MS63 NGC, Paris mint, KM386.1, Dav-1324. Richly toned in russet and argent with bluish highlights, all accentuated by scintillating underlying luster. Although this is a reasonably common issue in lower grades, Choice Mint State examples such as this are downright rare.
Estimate: 1000-1500 USD