Watch List notes:

SWITZERLAND. Berne / Bern. Double Goldgulden 1492, gold strike of Dicken. Obv. MONETA NO BERNENSIS. Eagle on coat of arms, B-E At left and right. Rv. S VINCEN NCIVS. Saint Vincent standing at left. HMZ 2-163d; Richter P1-111(this coin); Fr. 93. AU. 6.73 g. UNC
Ex. Sincona auction 30, 20 may 2016, lot 3506.
Probably unique. This coin is illustrating J. Richter, "Die Proben und Materialvarianten von Schweizer Münzen", 2016.