The rarest variety in the 1657 vintage the Danizig 1/4 thaler of John II Casimir.
Variety with the inscription IOAN in the king's titulary.
The first year of coins minted with the initials DL of Daniel Lesse, lessee of the Danzig mint.
The coin rarity is classified as R6 in the Shatalin catalogue.
Of the over seventy specimens of this vintage listed on Onebid, there is not a single one with the king's name IOAN written on it, all of the 1/4 thaler listed on Onebid have titles starting with IOH.
Very rare Danzig 1/4 thaler of distinguished provenance from the Potocki Collection with an ownership mark on the obverse.