MEXICO, Colonial. Carlos IV. King of Spain, 1788-1808. Gilt Æ Medal (47mm, 50.67 g, 12h). Commemorating the Fidelity of José Mariano de Sardaneta and Llorente, Marqués de San Juan de Rayas, Proclaimed to the Royal Couple in Guanajuato. Dated 1790. Grove, Medals C-78a. EF, areas of toning, small test cut on edge. Attractive example.