Mexico City, Mexico, cob 4 reales "greenie" (encrusted as found), Philip V, assayer not visible. KM-40. 14.93 grams total. Most of shield exposed (toned) but the rest of the coin thickly encrusted with gray-white encrustation tinged with green and orange. Recovered from: Spanish 1715 Fleet, east coast of Florida
Estimate: 200 - 300 USD