Watch List notes:

Potosi, Bolivia, cob 8 reales, 1620 T, date at 4-5 o'clock (very rare). S-P21; KM-unl; Cal-unl. 27.10 grams. Very bold and choice shield and cross-lions-castles, prominent denomination and clear mintmark-assayer, clear bottom half of all four digits of date in 180-degree rotated legend (first we have seen), XF, scarce as non-salvage.
($500-1000)