There is information indicating that the dome collapsed during the construction process, after which the roof was rebuilt by order of Sultan Selim III.
There is information indicating that the building underwent repairs in 1832.
Prominent Features:
The church belongs to the Greek Orthodox Patriarchate of Istanbul.
The building has a basilical plan; in the naos, the aisles are separated by rows of columns.
To the north of the church is the Ayios Dimitrios Holy Spring; its water is believed to have healing properties.
Some accounts relay Eremya Çelebi’s emphasis on the “miracles” of the holy spring in the church.
Some sources write that, on the site of this church, there had been a theological school that was moved to Heybeliada in 1804.