What is my ring size?
I don't have a (comparable) ring to determine my size
Measure your finger with a piece of string to determine the ring size. For a wide ring, take one size larger, as it will not only fit into the crease of your finger but also above it. (Rings may deviate from the size chart by a few tenths of a mm.)
|inside circumference (in mm)||inside diameter (in mm)|
I do have a (similar) ring to determine my size