Watch List notes:

Mexico City, Mexico, cob 1 escudo, 1707J, mintmark oM, very rare, NGC AU 58, finest and only example in NGC census, ex-1715 Fleet (designated on special label), ex-John Pullin (stated on label). S-M30; KM-51.1; CT-502. 3.44 grams. Exceptionally bold date and mintmark oM (first known date of assayer-J 1E, one of several dates for which both oM and oXM are known for the mintmark), with nearly full cross (box-end type) and most of shield and crown, most of the peripheries flat (as made) but the centers bold, very slightly sandwashed all over. From the The John Pullin Collection of Dated Mexican Gold Cobs from the 1715 Fleet, and pedigreed to our Auction #12, with original lot-tag #12, also with Mel Fisher Center tag #45042. Auction lot-tag personally signed by John Pullin. NGC #5705320-011.

Estimate: $2500-3750