It is dedicated to the royal Greek royal power by the Greek king Simonia I - before Greece was transferred from the monarch of the Republic to the Greek Orthodox Patriarchate in a huge celebration that began in Athens at the Alexandrian harbor and it became clear the capacity of the church tower to be constructed in terms of the weight in which it weighs more than 3 tones, 2 m high and 3 m wide, its weight exceeding the concrete resistance rate The church was built and many efforts were made during the last decades to strengthen the concrete wall in the church to carry this bell and the Greek and Egyptian engineers participated. Many Greek and Egyptian economists helped finance it, but found no solution, so it was placed at the entrance of the church as one of the splendid artistic blocks and made of a mixture of stainless steel metals such as copper and iron, thus retained in copper and iron, a group of inscriptions and writings in Greek, also distinguished by a rare ornament engraved with an image of Jesus. The bell dates back to about 180 years and symbolizes Egyptian-Greek friendship. It is a historic architectural masterpiece that is unparalleled in the world.
The church is considered to be the patriarchal seat of the Greek Orthodox Church and the church is distinguished for its distinctive Greek architecture and has a historic marble column for St. Catherine and on this column she was beheaded in 307 AD by Maximanos Caeser and also the church has Relics of Witnesses and a picture of the Virgin. The church is located on San Saba Street, El-Ramelh Station.