Potosi, Bolivia, cob 8 reales, 1748q, from the Luz (1752), ex-Castells. S-P50a; KM-40; CT-358. 24.42 grams. Choice full cross and pillars-and-waves with bold date and two bold assayers, lightly toned VF with minimal surface corrosion. From the Luz (1752), pedigreed to the Castells & Castells auction of November 1997, lot #148. ($250-375)