Argentina (Buenos Aires)
Buenos Aires, Argentina, copper 5/10 real, 1827, struck over an 1823 decimo, NGC MS 65 RB, finest known in NGC census, ex-Carter, ex-O'Brien.Janson-9.1; KM-3.Beautiful deep strike with lovely original luster and much copper color, ghost of 1823 host date visible in center, the finest of over a dozen entries in the NGC census (including BN, none rated RD) and nicely pedigreed.Pedigreed to the Amon Carter collection (Coin Galleries auction of November 15, 1989, lot #1496), and to the John O'Brien collection (stated on label).
Estimate: 200-300 USD