Pretty Little Liars actress Ashley Benson unveiled a giant sparkler on Instagram on Friday to announce her engagement to oil tycoon Brandon Davis.

Benson responded to Davis, who wrote, “The love of my life,” by posting a photo of a giant diamond ring with the caption, “My best friend, I love you.” Davis is 43 and Benson is 33. The two first became romantically involved in January, but have been active in the same celebrity circles and party scene for the past few years. according to to the daily mail.

Watching Benson’s Instagram story reel, David popped the question about a romantic dinner date, and the pair quickly announced the big news shortly after he proposed.

According to the Daily Mail, Davis is the grandson of late oil tycoon Marvin Davis, a billionaire who owned sizable fortunes including Twentieth Century Fox and the Beverly Hills Hotel. (Related: Millie Bobby Brown engaged at 19)

Benson and Davis both have colorful pasts. Benson previously dated Cara Delevingne and rapper G Easy.

Davis has broken the law several times and has been arrested for DUI, DUI, and possession of cocaine. He has been twice treated for substance abuse and was previously linked to Paris Hilton.

Benson shared photos from his engagement party on his Instagram page, where the two celebrated an exciting new phase of their lives surrounded by their loved ones.

The couple has yet to share any information about how long their engagement will last until they start planning their wedding.