Sweden 1/6 Riksdaler 1777 OL Gustaf III(1771 - 1792). Obverse: Head right. Obverse Legend: GUSTAVUS • III • D • G • REX • ... Reverse: 3 Crowns within lined center circle of crowned order chain; value flanking with date below. Reverse Legend: FÄDERNESLANDET •. Silver. KM 515. RARE TYPE