Newt forgets sometimes that Elizabeth isn't entirely accustomed to some things that might seem so typical. He's happy to explain it to her, of course, and his smile broadens as he gestures at the rings. "Well, it involves these." He bites his lip, feeling his cheeks flush a little from the sudden bubbling excitement in his chest as he says his next words. "I want to buy one of these and then I want to ask Kate to marry me. It's a thing, the thing with the rings, it's a thing people do."