Watch List notes:

(g) Spain, Ferdinand VII (1808-33), Half-Escudo, 1817 gj, Madrid, laureate head right, rev. crowned shield within Collar of the Order of the Golden Fleece (F.318; KM 482.2), one year type, good very fine.
provenance
"Exchanged Seaby, 1961 or 1962"
Estimate: £80 - £100