Watch List notes:

Potosi, Bolivia, cob 1 real Heart, 1738M, extremely rare (unlisted), ex-Henry M. Taylor III. S-P47; Janson-unl.; KM-unl.; CT-unl. 4.05 grams. Choice bold strike with full and beautiful inner details (no doubling or weakness), aligned axes, deeply toned, and no worse than XF (with usual hole in top stem), one of the best-looking Heart 1R we've seen, this being its first public appearance at auction. With certificates and personal letter from collector / researcher Henry M. Taylor III.

Estimate: $3500