Watch List notes:

Granada, Spain, 1 real, Ferdinand-Isabel, assayer R to right, mintmark G to left of shield. CT-328. 3.09 grams. Distinctive retrograde N in FERNANDVS, the retrograde N only seen on coins from the Granada and Seville mints and also found on coins from the Mexico City mint, bold and fully detailed XF+, smaller flan than earlier issues.

Estimate: $125-200