3. A wider band will fit more snugly on the finger than a narrow band will. Often jewellers will have a set of ring sizers that doesn't match the width of your ring, so it's important to keep in mind the width of the band when you are being sized. If you have a thin band ring, a thick ring sizer that fits snugly will be better. If you have a thick band ring, a thin ring sizer that feels ever so slightly big will be better.
Regardless of how professionally you were sized, things can in production (especially with handmade jewellery) and your ring may feel a little tight or a little loose. It's definitely not the end of the world. We are happy to resize your ring to ensure a fit that makes you feel comfortable and secure wearing your new precious ring out into the world.