Double Island Issues, Montserrat-Tortola, Half-Dollar, a cut half-segment of a Charles III, Spanish-American 8 Réales, assayer fm, Mexico City, rev. countermarked m raised within a circular indent, in three places, and later countermarked tortola raised within a shaped indent (type I/b, late die state), 11.40g/175.9gr (Prid. –). Coin fair, reverse better, countermarks very fine, of the highest rarity; the only known specimen of this denomination and this combination of countermarks
£1,500-2,000

This lot was sold as part of a special collection, The Lyall Collection of Cut and Countermarked Coins.

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Provenance: H.D. Gibbs Collection, Hans Schulman Auction (New York), 18-19 March 1966, lot 1676; A. Patterson Collection, Bonhams Auction, 16-17 July 1996, lot 692