This is a Tboli Hegelung, a traditional two-stringed boat lute from the Philippines made of wood.
It features intricate geometric engravings characteristic of the Tboli people's artistry.
The instrument is approximately 40 to 45 inches in length.
Similar items are sometimes sold as decorative wall hangings, though it is a functioning musical instrument.
There is a slight imperfection at the top. See the picture. Smoke free home.