Oil lamp. The wear (see top of the eye) and the patina in the bottom of the lamp suggests significant age. Similar lamps in the Ingram collection of the British museum, that were collected in Zanzibar. These antique lamps were wrought, so not cast!
Arab Name: Antique brass oil-lamps
Origin: Zanzibar, Oman, Persia or India? Purchased in Oman in the Rustaq souq.