Is a burial monument in Ahlat belonging to the 13th century.It was located in southern part of Tahtı
Süleyman Neigbourhood and mortheast of Historical Karaseyh Graveyard, on a place that dominates the
silhouette of the hill where it was built on.Construction is the second tomb, which has the largest dimensions after the Ulu Kümbet which is also in Ahlat.(Usta-Şagird Kumbet, Barred Kumbet) There are 3 graves inside.On its door, there is a two-line epitaph intricately written with basic calligraphy.According to this epitaph it was built on Rajab month in year 673 (January 1275) for Meliku’l umeramahmud bin Husameddin Hasan Aka.In one of the other two graves, his vizier; Ali Hasan lies.It is believed
amongst the people that kumbet belongs to Akkoyunlu ruler Uzun Hasan.In fact, the person who was called as
Hasan Padişah, is Hasan Apka who was one of Genghis Khan’s grandson Hülagü Khan’s sons as itwas mentioned
in Abdürrahim Şerif’s book.He was ruler of Ahlat of the Mongols (Ilhanlian government period) He is the
grandson of Genghis Khan. Evliye Çelebi entered into it when he came to Ahlat and said “…Many of them are in the dried skeleton shape.Even a black-faced boy, stands against the wall as a guard with stick in his hand.Quite a fearful face.There is no Turbe guardian.Doors have been closed since Murad Khan the conquerer of Revan visited…” (book of travels, IV, 134) It is knovn that the mummies were damaged by a fire caused by women who vow.(Abdürrahim Şerif.p.68) kumbet was also damaged by the fire
Sultan Hasan Kumbet consists of square planned part for funeral and circular planned visiting area
(masjid).Restoration Works were done by General Directorate for Foundations in the year 1969.During this
Works kumbet was completely renovated except fort he North-facing quarter side and the part for funeral. Round
arched niche of the part for funeral is situated in close proximity to the northeastern corner of the eastern
front.Cross-vaulted space receives light from the porthole Windows on three walls; jamb of the window on the west is adorned with interlaced motif, the jamb of the window on the South is adorned with the zigzag motifs.On east window, which is more plain than others, is seen a large rosette on its pediment.One of the three graves that are inside is bigger than the others. Dodecagonal base of the visiting area is connected wia dual inverted triangle chamfers in the funeral corner.Above this, cylindrical body with a conical hat
rises.It is reached to the door in the north wall with two side narrow stepped stone stairs.Door is an aperture with seven muqarnas hoods that have twisted half graven columns on the sides.İnterior of the muqarnases are adorned with Rumi and palmettes.A large border with interwined octagonals and palmette lines frames the door. The three Windows on west, South and east sides have five rows muqarnas hoods.A rosette greets the eye on the encircling belt inside the niches surrounded by a geometrical adorned narrow border.
The outer surface of the kumbet is decorated with orders with intricate braiding designs, shallow arches
connected to each other with moldings and insides with rosettes (sixteen).To places between the doors and
Windows opened triangular cross-section elongated niches and the narrow border that frames these are fulled with zigzag motifs internally.Two rows of muqarnas frieze eaves fills the plinth of new conical spire with wicks parallel to each other on.Hasan padişah Kumbet which is still in very well-kept condition, is the most spectacular mauseloum in terms of architecture and decoration that collects features of the Ahlat kumbets.