Watch List notes:

Dominican Republic (struck at the Philadelphia mint), copper-nickel 1/2 peso, 1981, struck on a US 50c planchet, NGC Mint Error MS 62, ex-Rudman. KM-52. 11.2 grams. No wear but some minor marks, medium luster, rare and desirable error (this series also known for US coins struck on Dominican Republic flans). NGC #3232654-002. Pedigreed to the Isaac Rudman numismatic cabinet.
($200-$400)