Watch List notes:

Bogota, Colombia, cob 4 escudos, 1751, assayer S below mintmark F to left. Restrepo-M96.6; S-B27a; KM-27; CT-121. 13.47 grams. Full cross (off-center) with bold 175 and bottom part of final 1 of date, full shield with F.S to left and denomination 4 (angled) to right, most of king's name FERDINANDVS in legend, XF with encrustation in crevices as from unspecified salvage.
(2500 - 3750 USD)