Osman III ruled the Ottoman Empire for under three years before his death in 1757, and provincial mints like Tunis operated with considerable autonomy during his reign — accounting for the frequent weight and module inconsistencies seen across Tunisian copper fractions of this period. The qafsi denomination itself was a purely local accounting unit, with no direct Ottoman equivalent.
Osman III ruled the Ottoman Empire for under three years before his death in 1757, and provincial mints like Tunis operated with considerable autonomy during his reign — accounting for the frequent weight and module inconsistencies seen across Tunisian copper fractions of this period. The qafsi denomination itself was a purely local accounting unit, with no direct Ottoman equivalent.