PCGS 2000-P Maryland state quarter missing reverse clad layer. Copper on the reverse side due to the clad layer missing before strike. MS63 Red/Brown

PCGS 2006-P Colorado quarter with the reverse clad layer missing. The coin is copper on its reverse, because the clad layer was missing before the coin was struck. Missing clad layers are most...

NGC 2002-P Louisiana quarter reverse missing clad layer. The coin is copper on the state side, which is the most desirable side to have missing.   A scarce state for missing clad layers...

NGC 2002-D Indiana quarter reverse missing clad layer. The coin is copper on the reverse side, which is the most desirable side to have missing the clad layer. MS64 Red/Brown

PCGS 2005-D California quarter reverse missing clad layer. The coin is copper on the reverse due to the outer nickel layer missing before the coin was struck.   California is a very scarce state...