Stack's Bowers & Ponterio
January 2022 NYINC Auction 14-16 Jan 2022
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PORTUGAL. 500 Reis, 1879. Lisbon Mint. Luis I. PCGS PROOF-63.
KM-509. This handsome proof appears to be exceptionally RARE with only this example and one other from NGC ever being certified by either PCGS or NGC. Deep toning frames the rims of this special strike, with a richness of detail far outstripping the circulation issues and ensuring this example will be fiercely contested when it reaches auction.
Estimate: $1000 - $1500
KM-509. This handsome proof appears to be exceptionally RARE with only this example and one other from NGC ever being certified by either PCGS or NGC. Deep toning frames the rims of this special strike, with a richness of detail far outstripping the circulation issues and ensuring this example will be fiercely contested when it reaches auction.
Estimate: $1000 - $1500