The conversion in 1688 revealed 15th century inlays by Fra Giovanni da Verona, also to be seen in the church's Tolosa Chapel.
The two side lunettes contain sculptures of the archangel Gabriel and the Virgin Mary, attributed to Giovan Battista Cavagna and resting on two marble lavabos leaning against the walls.
[2] The central nave vault is divided into three quadrants, showing personifications of Faith, Religion and Eternity[3][4] It is accompanied along the walls by 17th century furniture decorated with a cycle of precious wooden inlays by Fra Giovanni da Verona dating to 1506 (the third cycle after those of Santa Maria in Organo in Verona and the Territorial Abbey of Monte Oliveto Maggiore near Asciano) with views of the city and scenes of life in the Olivetan order.
His time in Campania from 1544 to 1545 was short but busy and brought Tuscan Mannerism (which had previously only reached as far as Rome) to Naples.
Some of the figures were painted from Vasari's drawings by Raffaellino del Colle,[3] whilst Stefano Veltroni and others assisted with the purely decorative areas.