Diamond Bank is a Nigerian commercial bank that provides a range of financial services to individuals and businesses. The bank was founded in 1990 and is headquartered in Lagos, Nigeria. Diamond Bank offers personal and business banking services, including savings and current accounts, loans, and credit cards. The bank also provides investment banking, asset management, and insurance services. Diamond Bank has a network of over 200 branches and 1,000 ATMs across Nigeria, as well as operations in other African countries. In 2019, Diamond Bank merged with Access Bank, another Nigerian bank, to create one of the largest banks in Africa.