Watch List notes:

SUMENEP: AR 8 real batu (23.77g). KM-197. 27mm x 42mm, Madura Island, struck upon pierced host Mexico cob 8 Reales 173x, lightly tooled around date, Fine, ex Ponterio & Associates Auction COIN '88, Lot 0223 (May 27-28, 1988).

Countermark unpublished by Hafner and we could not find records of any other example being offered.

Estimate: 250-350 USD