Watch List notes:

Clump of two Mexico City, Mexico, cob 8 reales, one with partial date, encrusted as found. 53.47 grams total. Super stable clump of solid coins and attractive encrustation (mostly green, with some gray and orange), with most of the coin details covered but with bold 171 of date and mintmark oM peeking through, a premium two-coin clump with desirable old certificate. With original (small) certificate 5250 from 1971 hand-signed by Mel Fisher, with photo. From: Spanish 1715 Fleet, east coast of Florida
($600-900)