Obverse
Reverse
Obverse : Bare Bust, facing left; "ISABEL 2A POR LA GRACIA DE DIOS Y LA CONST"; (date) below, between dots.
Reverse : Crowned shield in Collar of the Golden Fleece; "REINA DE LAS ESPAÑAS" above; S at left and RD at right, "DOBLON DE 100 RS." below.