Watch List notes:

TRANQUEBAR: Frederik VI, 1808-1839, AR fano, 1816, KM-170, Gray-157, Jensen-362, crowned F VI, NGC graded AU50, RR, ex Dr. John Lund Collection, ex Brian Hannon. Graded as "AU 50 BN " on the slab, but silver cannot by brown, so BN is just a typo.

Estimate: 900- 1,000 USD