Now, in an exclusive interview with In Touch, the couple dish about their big night after vowing not to consummate their relationship until they are husband and wife.
“I think we know each other a lot better now,” Sean tells In Touch, after he proposed to Catherine on last year’s season of The Bachelor.
“You have to work at being in a healthy relationship, which we have done, and we both know why we're great for each other,” he explains.
“We both know the things that were lacking in ourselves and, together, we overcome those things.”
And Catherine explains, waiting to seal the deal till marriage has only helped them grow stronger.
"Since I met him, I have always been attracted to him ... but every day I've gotten to learn more and more about him; it's kind of like we've merged into one inseparable person,” she tells In Touch.
“I can’t wait to solidify that bond!”
For more, pick up the latest issue of In Touch, on newsstands now.