Watch List notes:

Panama, copper-nickel 5 centesimos, 1962, struck on a Great Britain sixpence planchet, ANACS MS 65, unique. KM-23.2 (for normal flan). 2.79 grams. Curious error or mint-sport with rims truncated as struck on the flan for a different coin, light blue-gold color over luster, no wear or marks except for one bagmark in reverse field.

Estimate: $100-150