1718, Royal France, Louis XV. Rare Silver “Ecu de Navarre” CoinMint Year: 1718 Mint Place: Aix (&)Engraver: N. Roettiers Denomination: Ecu (de Navarre) References: Davenport 1327, Duplessy 1657, KM-435.27 ($650 in XF40!). Material: Silver (.917)Weight: ca. 24.47gm Diameter: 38mm Obverse: Armored, draped and laureated bust of Louis XV as a 8 year old boy and King of France ...