Determine ring size with paper and pencil borrow one of your beloved s favorite rings again a ring she wears on her ring finger preferably one with a plain and unadorned band.
Check my ring size.
If you need to return the ring quickly so they don t notice its gone simply wear the ring on any of your fingers and note the point where it fits.
Find your ring size online.
If the ring falls between two sizes choose the larger size.
Get a pencil and trace the inside of the ring on a piece of paper.
Use a pen to mark this spot then return the ring.
This is a good way to determine her ring size.
You can then use some of the above methods to find out the accurate ring size.
Then line that up with a ruler and take down its length in millimeters.
Bring it to a jeweler to measure or slip the ring onto a mandrel to determine the size.
There are several ways to find out your ring size if you already have a ring that fits you well.
If you have a ring that fits the finger to be sized place it over the circles below matching the inside edge of the ring to the drawing.
Take one of these measurement tools and wrap it around the base of your finger marking where the string or floss first overlaps with a pen.
If you do get the size wrong don t fret.