Watch List notes:

Colombia (Bucamaranga, Santander, necessity coinage), copper uniface 20 centavos, 1902, PCGS AU58, finest and only specimen in PCGS census. Restrepo-387.1; KM-A2. 0.92 gram. Bold strike and no wear but surfaces slightly grainy and without luster (as apparently struck on a rifle cartridge casing and not a specially prepared coin planchet), some areas of original color. PCGS #34958711.

Estimate: $200-300