Watch List notes:

Potosi, Bolivia, cob 8 reales, 1731 M, NGC XF 40, finest and only example in NGC census, ex-Byers. S-P44; KM-31a; Cal-1564. 27.20 grams. Good full pillars with doubling at bottom left only, the cross nearly full but off-center and also doubled, clear date and all three mintmarks and assayers, richly toned. Pedigreed to the P.J. Byers collection (Ponterio auction of March 1998), with original lot-tag 1307.
($250-375)