Shia LaBeouf's girlfriend, Mia Goth, has been spotted wearing a diamond ring on her wedding finger, prompting rumours that the pair are engaged.

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According to the Daily Mail, Mia, 21, was first spotted at the weekend with a ring. It wasn't until she arrived at LAX yesterday that it transpired the ring was a diamond, suggesting Shia, 28, had popped the question.

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Shia LaBouf shot to fame in Disney Channel's 'Even Stevens'. Most recently he starred in the 'Elastic Heart' music video by Swedish singer/songwriter Sia.

Shia and Mia met whilst filming Lars Von Trier's controversial Nymphomaniac in 2013 and have been dating ever since. The loved-up couple been spotted around in LA several times in the last month, putting on some serious PDA.

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So will 2015 see Shia and Mia wed? Keep your eyes peeled for updates!