Gold medal very scarce with heavy weight and large module. Only one example found in archives. Very sought after by collectors.

Signed by B.DUVIVIER.

Obverse. LUD. XVI. FR. ET NAV. REX * MAR. ANT. AUSTR. REGIN. FRANC.

Reverse. FELICITAS PUBLICA.

NATALES DELPHINI DIE XXII OCTOBRIS MDCCLXXXI.

This gold medal is also referenced with lighter weight with signature Duvivier and Gatteaux.