The pair took some time apart earlier this year while the British actor, 32, was filming the upcoming historic-drama Silence in Taiwan, but reunited a few weeks later and were spotted holding hands in Los Angeles in May.
When asked about their brief split, Emma, 26, previously said: "I never talk about this stuff for this exact reason, because it's all so speculative and baseless.
"I understand the interest in it completely, because I've had it, too. But it's so special to me that it never feels good to talk about, so I just continually don't talk about it."
Rumours the couple were no longer together first started swirling after Andrew was allegedly spotted leaving the Pelicano bar in Sydney, Australia with a mysterious young blonde woman last Saturday night
According to local radio station KISS 106.5 a number of eyewitness yelled, "Where's Emma Stone?" and he is said to have replied: "We're not together anymore."
- Bang! Showbiz