Wetar Copper is a copper mine located on Wetar Island, Maluku Barat Daya Regency, Maluku Province.

Commercial production of Wetar Copper started in 2010, consists of open pit mine, associated heap leach operation and solvent extraction-electrowinning (SX-EW) plant which produces copper metal.

As of 31 December 2021, reserve of Wetar Copper Project estimated 7.4 million tonnes of ore at 1.7% Cu containing 127 thousand tonnes of copper with estimated mineral resource of 11.7 million tonnes of ore at 1.30% Cu containing 153 thousand tonnes of copper.

A geophysical survey of Wetar was completed during 2019 with approximately 20 targets identified within the mining lease. These types of deposits generally appear in clusters, which has resulted in the continued discovery of resources over time.