Watch List notes:

Potosi, Bolivia, cob 8 reales, (16)52E transitional Type IV, from the Capitana (1654), ex-McClung. S-P37; KM-A20.4; CT-432. 21.00 grams. Moderately corroded but with good full crown and pillars with clear "8 over 8" (the lower 8 actually appearing twice, once in the waves, due to doubling), bold full shield, Fine details, nicely toned. This is Mastalir's "die aa(2)" for this Type, one of just two known. Pedigreed to the Roberto Mastalir collection, #IV.1-A.aa(2)2 in his book (page 297), from the Capitana (1654), and pedigreed to the Rob McClung collection (our Auction #17, with original lot-tag #392), with Herman Moro certificate countersigned by McClung. ($700-1000)