Watch List notes:

CRUSADERS. Lordship of Mytilene (Lesbos). Francesco II Gattilusio with Manuel Palaiologos, 1396-1400. Denier (Copper, 16.5 mm, 1.09 g, 11 h). +FRANCISCVS ✿ GATILVX: Gattilusi arms within an octofoil. Rev. +DOMINUS ✿ METELINI Palaeologos arms within and octofoil. Metcalf 1165. Schlumberger pl. XVI, 1. Tzamalis Φ 235. Wäckerlin 305. Rare and unusually well-struck. Very fine.