The tremor hit at 1.08am (0408 AEDT) and was centred 261km north-east of Bali's capital, Denpasar, at a depth of 510km, the US Geological Survey said.
The Pacific Tsunami Warning Center in Hawaii said there was no
danger of a tsunami.
News that makes sense
Your trusted source for staying up-to-date with the world around you. Get free daily news updates and analysis, straight to your inbox.
"This earthquake is located too deep inside the earth to generate a tsunami in the Indian Ocean," it said.
Geoscience Australia and the Hong Kong Observatory also recorded the quake at 6.2.
Indonesia sits on the Pacific "Ring of Fire", where the meeting of continental plates causes high seismic activity.

