Dassu, also spelt Dusso, is a town in the Gilgit Baltistan, Pakistan. It is located at an altitude of 2,440 metres (8,008 feet). It is a hamlet in the Braldu Valley, about 5 kms North-East of Baha. There is a bridge over the Braldu river connecting both banks. Dassu is the source of some extraordinary aquamarine and topaz specimens, mostly on feldspar.
NOTE: there is also a village of the same name along the Gilgit Skardu road, bordering the Indus River. This location is sometimes referred to as "Haramosh Dassu".