Watch List notes:

Costa Rica, brass 5 centimos, date not visible (ca. 1942-47), reverse die cap, NGC Mint Error MS 64. KM-179. Choice bold reverse with lovely rainbow color over strong luster, the error rendering it concave with reverse impression on other side. NGC #1527016-001. Pedigreed to the Tamarindo Collection of Costa Rican Error Coins.
($200-300)