Watch List notes:

SWEDEN: Gustav III, 1771-1792, AR 1/6 riksdaler, 1789, KM-524, initials OL, light obverse adjustment marks, nice full luster, NGC graded MS61. This coin is the only mint state piece graded by NGC or PCGS, and thus is the finest graded (as of July 2017).

Estimate: 250-300 USD