It might be genuine since someone tried to scratch the surface to see if it's plated on something. But it doesn't seem so. Well at least, it's worth it's gold bullion value 
My partial coin collection http://www.omnicoin.com/collection/gxseries
My numismatics articles and collection: http://www.gxseries.com/numis/numis_index.htm
Regularly updated at least once a month.
My numismatics articles and collection: http://www.gxseries.com/numis/numis_index.htm
Regularly updated at least once a month.


















