The church has a single nave with a semicircular apse, oriented north- south. The nave is topped by a cross-vault and pointed arches. The church has maintained the basic Romanesque form despite many later alterations, the most serious of which is made in the nineteenth century, when it was turned into a residential area. From the street single high medieval walls on which to perceive the remains of older buildings, single window, walled up the doors, family crest Bari, portal with lunette and twisted rope as well as donor label. All individual monuments within the urban core are an integral part of the architectural the whole of the old town of Kotor, which has an exceptional architectural, historical, cultural and artistic value, and as such is classified in the first category monument .