1770, Rio de Janeiro (Gomes, 43.20; KM.172.2; Ru.092.453), very fine, 1771, Bahia (Gomes, 42.23; KM.172.1; Ru.088.416), removed from jewelry, fine, and 1771, Rio de Janeiro (Gomes, 43.21; KM.172.2; Ru.092.454), extremely fine (3) (lot)