France
Louis XV gold 1/2 Louis d'or 1749-A MS63 NGC, Paris mint, KM517.1, Fr-465, Gad-330. A lustrous example with light-reddish tone around the peripheries with excellent detail throughout. Much scarcer the the full Louis d'or of the same type, this piece is the only example currently certified at NGC.
Estimate: 3000-3500 USD