According to José María Aledón ("La Peseta, Catálogo Básico," p. 101), your coin is a "falsificacion," that is, a counterfeit. His catalog...
My 2011 comment is incorrect. Here is the correct explanation from Spain: According to José María Aledón ("La Peseta, Catálogo Básico"), the issue...
Check the edge. A genuine coin will have 18 fleurs-de-lis embossed around the edge.
The story is that mint records of the count (2,430,387) inadvertently included mintage from 1890 (2,344,449). By subtraction, perhaps only 85,878...
Separate names with a comma.