Watch List notes:

Bogota, Colombia, cob 1 escudo, (1)735, assayer not visible (M), mintmark F to left. S-B26; CT-537; Restrepo-M78.12. 3.39 grams. Tiny flan with even tinier cross and very bold date (very rare thus), off-center shield with F to left, AXF with black sediment in crevices.

Estimate: $1250 - 2000