PROOF Planchet Jefferson Nickel RARE, UNUSUAL Type 2 Prepared 5C

Proof planchet Jefferson nickels, particularly "Type 2" prepared planchets, are rare, unusual mint errors where a blank, often with a raised rim, escaped striking. These blank planchets are highly collectible. Some listings highlight 1970-S proof planchets as rare, with specific Type 2 errors being especially sought after.