H. Samuel have created this super helpful ring size conversion chart! It's so easy to use and it makes it possible to keep the ring buying process under wraps for longer because you can simply measure the diameter of a current ring and use the chart to convert the ring measurement to a lettered ring size.
When you're choosing a ring to pop the question, you want to make sure the size is perfect to keep the engagement feeling as magical as possible!
So what are you waiting for? Take a look through your loved one's rings when they're not about and get a measurement then head to this handy free conversion chart from H. Samuel to be sure to buy a perfectly fitting ring.