Ahmed Shah Al Wali Bahamani ruled the Kingdom of Bidar from 1422 to 1436 and was a great patron of arts and culture. He brought artisan

Artisan

An artisan is a skilled manual worker who makes items that may be functional or strictly decorative, including furniture, clothing, jewellery, household items, and tools...

s from Iran

Iran

Iran , officially the Islamic Republic of Iran , is a country in Southern and Western Asia. The name "Iran" has been in use natively since the Sassanian era and came into use internationally in 1935, before which the country was known to the Western world as Persia...

, including the metal-worker Abdulla-bin-Kaiser, who was the father of bidriware, the inlaying of zinc alloy

Zinc alloy

Electroplated Zinc alloys have been developed for meeting the most challenging specifications in terms of corrosion protection, temperature and wear resistance.-History:...

 with silver and gold.

Ahmed Shah's, and his empress's, tomb is located in Ashtur village, Bidar District

Bidar District

Bidar is a district of Karnataka state in southern India. The historic city of Bidar is the administrative centre of the district. The district is located in the northeastern corner of the state, near the borders with Andhra Pradesh to the east and Maharashtra to the north and west...

, and is the subject of an annual urs, or anniversary of death festival.