Know your / their ring size?

All Jessica Flinn Designs are measured using British sizing. If you know your ring size but in a none UK measurement, please use the graph below to convert it into the British sizing.

Don't know your / their ring size?


Not to worry, you can order one of our metal ring sizers by clicking hereUsing our ring sizer is the best way to get an accurate measurement.


Alternatively, you can read our blog: How to find out your partners ring size without them knowing to discover all the sneaky ways to find out a ring size.