Ashton Kutcher & Mila Kunis Engaged - See Her Ring!

Ashton Kutcher and Mila Kunis Ashton Kutcher and Mila Kunis

Ashton Kutcher and Mila Kunis are headed down the aisle!

According to E!, the former “That ‘70s Show” co-stars – whose characters also dated on the Fox sitcom – are engaged.

Mila, 30, was spotted on Thursday with a diamond ring on her engagement finger.

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People also reported the engagement, with a source close to the 36-year-old actor saying, “Ashton and Mila have talked about getting married for quite a while.”

Another mag source added, “They’re incredibly happy together.”

The former co-stars are rumored to have started dating in April 2012.

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This will mark the first wedding for Mila, who previously dated Macauley Culkin for eight years.

Ashton wed Demi Moore in 2005 and finalized their divorce in 2013.

-- Jesse Spero

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