Mexico City, Mexico, cob 8 reales, Charles II, assayer not visible, encrusted (as found), ex-Fisher. 26.00 grams. Most of shield and cross visible through green crust and dark brown oxidation (weight still good), desirable early provenance. With original tag and (small) Treasure Salvors certificate #2211 from 1971 hand-signed by Mel Fisher. From: Spanish 1715 Fleet, east coast of Florida
($200-300)