Zylka proposed the 26-year-old model and fashion blogger after being in relationship for just four months, reported Ace Showbiz.
"I'm engaged!," the model wrote on Twitter and broke the news. She later posted, "My life feels like a dream right now. Everything is way too perfect. So happy."
Prior to the engagement, the 28-year-old star gifted Beth a puppy. Beth shared the dog's photo on Instagram and wrote, "I have the best boyfriend in the entire universe. Say hello to our little baby. Best surprise ever. Picking her up next week. I love you Chris Zylka."
Apart from "The Amazing Spider-Man", Zylka also made appearances on "Twisted" and "The Secret Circle". He will be next seen in HBO's "The Leftovers" with Justin Theroux, Liv Tyler, Amy Brenneman and Christopher Eccleston among others.