Egrisi (or Kolkheti) was the Georgian Kingdom in the 6th century BC - 7th century AD (territory of the former Kingdom Kolkha (Colchis) and territory of modern Abkhazia). It is necessary, that in begining of the 4th century AD in this Kingdom was established the ChristianEparchy of Pitiunt (Bichvinta in Georgian) The Bichvinta Cathedral (5th century) is one of oldest monuments of the Georgian Christian architecture. In 325 among the participants of the First Council of Nicaea was Bishop of Pitiunt Stratophilus. Since 5th century Christianity was a state religion of the Kingdom. First Christian King of Egrisi was Gubaz I.
