This page contains references to diamonds or engagement rings from different companies. Sometimes I do receive a commission when you click on links and buy the products. You’re drumming up the confidence to lay your cards on the table, get down on one knee, and propose, but you want to do it in style. You want to be there, with the perfect ring which slips effortlessly on her finger, melts her heart, and leaves you as one beaming guy. How do you do that without raising suspicions? How do you work out someone’s ring size?