Watch List notes:

Mexico City, Mexico, cob 1 real, (1)611/0F, rare, ex-Bir. S-M17; KM-27.2. 3.46 grams. Round flan with clear overdate and full oMF, nicely detailed shield and cross (both nearly full), attractively toned XF. Pedigreed to the Mark Bir collection (our Auction #6, with original lot-tag #745 and original Bir tag).
(125 - 200 USD)