Potosi, Bolivia, cob 8 reales, (16)52E transitional Type IV, ex-"High Andes." S-P37; KM-A20.4; CT-432. 26.74 grams. Full but doubled pillars-and-waves, off-center full shield with full king's name and ordinal in legend, parts of edge crude (as made), nice Fine overall with toning around details. Unique die variety, according to Mastalir. Pedigreed to the Roberto Mastalir collection, #IV.1-A.ca(1)1 in his book (page 100), pedigreed to the "High Andes collection" (UBS auction of March 2007, lot #75). ($1000-1500)