Here's everything you need to know about their post-show romance and the details of Joan's gorgeous engagement ring. Chock Chapple proposed to Joan Vassos with a 4-carat engagement ring!

In 2024, 52% of couples who were surveyed said their engagement ring featured a lab-grown diamond ... In the first quarter of 2025, an unbranded, round, 1-carat lab-grown diamond cost, on average ...