Potosi, Bolivia, cob 8 reales, 1652E transitional Type V, ex-Mastalir collection. S-P37; KM-A20.5; CT-unl. 13.16 grams. Choice full pillars with two dates including full 1652 in legend, most of shield too but heavily corroded and with approximate 20% piece of edge missing, attractively toned. Pedigreed to the Roberto Mastalir collection, #V.1-A.de(2)7 in his book (page 136), with Herman Moro photo-certificate #kke-5650. Recovered from: Capitana, sunk in 1654 off Chanduy, Ecuador ($100-150)