The Bulova 11AOAC watch movement is a mechanical caliber that was produced in limited quantities during 1991, with a total of 387 units. It is a De Luxe version of the 1155 movement, part of the Louis Brandt Collection. The movement features a 21K gold rotor and offers several functions, including an automatic chronograph with 60-second, 30-minute, and 12-hour counters that are cam switched. Additionally, it includes a sub-second hand, a quickset date function, and a hack feature. The Bulova 11AOAC movement was predominantly used in watches produced around 1996.