- Wanita Selam Indonesia
- 26mx39m=1014m2 square metre(s)
- Indonesia (Manado)
The largest flag unfurled underwater measures 1,014㎡ (11,042 ft2 46 in2) and was achieved by the Indonesia Women's Organisation (WASI) (Indonesia) in Manado, North Sulawesi, Indonesia on 3 August 2019The Indonesia Women's Organisation (WASI) achieved three Guinness World Records the first one on the 1st August, The longest human chain underwater. Then on the 3rd of August The most people scuba diving simultaneously and The largest flag unfurled underwater.