The church is the largest Armenian church in the [[Middle East]].<ref name="Surp Giragos Ermeni Kilisesi" /><ref name=":2" /><ref name=":3" /> It is estimated that it could contain around 3000 worshippers.<ref name=":5" /><ref name=":0" /> Its rectangular floor plan measures around 31 meters long and 35 meters wide.<ref name=":0" /> Inside, the church has a hypostyle form with a flat roof supported by three rows of arches that divide the space into four transverse "[[Nave|naves]]".<ref name=":1" /> In total, 20 arches are supported by 16 monolithic columns.<ref name=":0" /> Further inside iswas a second floor that was used by women.<ref name=":0" /><ref name=":5" /><!-- Unclear if this gallery still exists today; there is a balcony today along the western wall, above the entrance, but it doesn't look like much and doesn't match the description in these sources. Possibly, this existed previously but it was not reconstituted during the recent restoration. --> The church is unique in having seven [[Altar|altars]]: five on the ground floor along the eastern wall and two more on the second floor.<ref name=":5" /><ref name=":0" /> On the exterior, the church is fronted by an arched [[portico]] and a bell tower. The church is also adjoined by a [[Patriarchate]] building, residence, [[Well|wells]], and three courtyards which are all part of the compound.<ref name=":5" /><gallery>

File:Diyarbakır Surp Giragos Armenian Church 11101118.jpg|DiyarbakırClose-up Surpof Giragosone Armenianof Churchthe Entranceother andfive bellaltars toweron the ground floor

File:Diyarbakır SurpSaint Giragos Armenianin Church 2831Diyarbakir4.jpgJPG|DiyarbakırA Surptombstone Giragosinside the church (pictured in Armenian2008 Churchprior Beforeto restoration)

File:Diyarbakır Surp Giragos Armenian Church 11581132.jpg|DiyarbakırAn Surp Giragos[[Armenian language|Armenian]] inscription plaque attached to one of the buildings in Churchthe Bellchurch towercompound