and Canada use numbers for ring sizes, but some countries will use letters from the alphabet as their ring sizes.

Sorry babe.Īlso, depending on which country the rings are sold in, you may have to figure out a different scale. You’ll have to figure that out per company. Or that it’s measured in inches instead of millimeters! You may even find out that your fave ring company measures the diameter of the ring instead of the circumference. While it’s standard to measure it for the inside of the ring, some jewelers will measure the side edge of the ring instead. Different jewelry companies may vary on how they measure their rings. Measure the diameter of your existing rings (in the middle) making sure you only count the millimeters that fall inside the ring. Whew! Fun, huh? You can use this as a basic guide.

So how are ring sizes related to millimeter length? Here’s a handy list of common ring sizes and their diameters in millimeters: ĭiameters, Circumference, and Millimeters, Oh My! This goes for all bands from signet rings to band rings. So when a ring is being created, jewelry-makers have to keep in mind these lengths to get the best results. Typically, jewelers determine ring sizes based on the circumference that the inside of the band will be. Over time, it became common to standardize ring sizes. You can find rings from a size 3 to a size 13.5.īut, how do jewelers determine that size? It is advised to measure the ring's diameter by using the slide calliper – with great precision, otherwise the ring size won't fit.Just like with any item you wear, rings have a size. determining the size by using the diameter of the ring that fits you How to measure the ring size – visual aid:Ģ. If the ring is wider than 6 mm, you should choose the size 51, although it is likely that both sizes will fit. 50 – you should choose the size 49, if the width of the chosen ring is below 6 mm. In case we do not have the appropriate ring size – e. According to the final measured size (finger girth) you choose your fitting ring size from the drop-down menu on the product page. IF YOU DON'T TIGHTEN THE MEASURING TAPE PROPERLY, THE DELIVERED RING WON'T FIT!!!Ĭustomers with thicker knuckles should take into consideration the fact that the knuckle is supposed to fit through the ring – they are advised to choose the ring one size larger than the measured size. Wind the tape TIGHTLY around the finger – hardened paper stripe approximately 2-3 mm wide and cca 10 cm long will suffice. determining the size using the measuring tape Sizes 65 to 75 are less common, and are suitable for thicker fingers.ġ. The most common men's sizes are 60 to 63. How to Measure Your Ring Size before the Order ?Ĭommon ladies' sizes are 52 to 57 (marginal size 59 is suitable for thicker fingers, sizes 43 to 51 are suitable for very slim fingers).

How to measure ring size