Purani Haveli adopts the early 18th century's European architectural pattern. Many geometrical designs are found in the outer structure like triangular parapet on the windows. The edifice is in a 'U' shaped design. The royal palace is built in the centre is a single storied edifice. This 'U' shaped stricter is of 1000 feet stretch having a parallel wing with double storied edifice. There are large pavilion, floors and halls. It is totally built on Granites and Marbles. There is vast presence of wooden crafts inside the palace. A wooden lift is built here which is manually operated. Its interior is colorful as its Nizami's craftsman's crated in the royal style. On the outer it resembles the European touch on the edifice. It has circular well carved pillars and domes.
Purani Haveli is also called 'Haveli Khadeem'. It was called Purani Haveli since, the Nawab Sikander Jha resided here and moved to a new palace in Khilawat in the year 1829 AD; hence it was his old palace and henceforth called it 'Purani Haveli' in the later years. Its wardrobe found on the western wings is tittles as the longest wardrobe area in the palaces of the worlds. This palace is of great historical importance since, the last Nizami reigns lived here, until the independence of India. Later years their north wings were utilized by the state police force. Many of its floors are converted in the heritage museum by the archeological department. This palace has the valuables of Nizams, which are kept in the museum, well preserved to public viewing.
Purani Haveli is very much important to tourist point of view. It is the only Royal Palace having the last Nizami's antiquities preserved here as in its state. The later part of modern era utilities like Vintage cars of Mark V of Jaguar make, Packard, and a Rolls-Royce are seen kept outside the palace for tourist viewing. Here there are royal luxury hotels in ancient monuments, which are highly appreciable to stay there. There are also budget hotels and resorts everywhere in Hyderabad. Daily tour visits are organized by the local tour operators are very cheap and best to tour this royal Deccan's patronage. This Haveli is worth seeing for its royal richness and pride of the Nizams of Hyderabad. The right time to come here is to avoid the summer months and rest of the months are best fit. If you want to see its social culture you must visit here in all Islamic festival time. It is open to public from 10 AM to 5 PM. The entry fee is Rs.70 per head and depends on age and ethnicity.