Belgium, 5 Centimes, 1856, 25th anniversary of independence.

BELGIUM. 1856, medallic coinage, 5 Centimes, struck to commemorate the silver 25th anniversary of independence, obverse; draped female figure seated at right, holding aloft a wreath and palm frond, facing bust of Leopold I at left, on a plinth, XXI JUILL. MDCCCLVI in exergue, reverse; XXV: ANNIVERSAIRE DE L'INAUGURATION DU ROI within laurel wreath. 29mm, 10.4g, Copper, X-4, VF

Reference; George S. Cuhaj (ed.), Unusual World Coins. (2011)