Mexico
Estados Unidos silver Proof Onza 1991-Mo PR69 Ultra Cameo NGC, Mexico City mint, KM494.3. Mintage: 10,000. Blast-white and watery, hard to image a finer specimen than the piece at hand.
https://coins.ha.com/itm/mexico/mexico-estados-unidos-silver-proof-onza-1991-mo-pr69-ultra-cameo-ngc-/a/61310-24523.s?type=DA-DMC-CoinArchives-WorldCoins-61310-05072023
HID02906262019
© 2022 Heritage Auctions | All Rights Reserved