Watch List notes:

HONDURAS: Republic, AR 50 centavos, 1871, as KM-37, NGC graded Proof 64, RRR. Philadelphia Mint silver plain-edged proof pattern. This piece is the finest of 2 known. The other, ex Richard Stuart Collection in PF-63, was sold privately; thus this is the only example publicly auctioned ever, and previously totally unpublished.

Estimate: 3,000-5,000 USD