Description French Silver Tastevin, Hallmarked Minerva Head 90 grams, 4 x 1 inches, 3 inches diameter. Antique coin embedded within center of tastevin, Silver half Ecu of Louis XIV, struck in 1651. Obverse: LUD XIIII D G FR ET NAV REX. Bust facing right. Reverse: BENEDICTUM SIT NOMEN DOMINI.