JEWELRY GUIDES
Size Guide
LEGAL
Terms & Conditions
FOLLOW US
FIND YOUR PERFECT FIT
RING SIZE GUIDE
OUR ONLINE RING SIZER APP
USE CALIPER APP
Calibrate using the online caliper tool.
Scroll below or visit tfoj.com/pages/caliper/
Step 1- Use an everyday object
Choose an everyday object from the list (e.g. credit card, USB stick, coin).
Step 2 - Fit it in the indicator
Use the + and – buttons to match the object’s size, then tap NEXT.
Step 3 - You ‘re done
Place your finger on the screen and adjust to find your ring diameter.
TRY CALIPER APP
PDF FILE
DOWNLOAD OUR FREE RING SIZER BELT
1. Print the attached file in A4 size (Make sure the options to fit or shrink to page are not selected in your print window).
2. Use a ruler to check the calibration mark matches the indicated measurement.
3.Cut out the sizer and make a slit at the marked spot.
4.Insert the end through the slit and place it around your finger.
The arrow shows your ring size.
USE A SAMPLE
MEASURE BY USING
ANOTHER RING.
ANOTHER RING.
Calibration using online caliper app.
1. Print the PDF on A4 paper — make sure 'fit to page' is disabled.
2. Use a ring that you currently wear on your finger of choice, and place it on top of each circle to find the perfect match.
DIY AT HOME
MEASURE YOUR
FINGER & FIND YOUR
CIRCUMFERENCE.
FINGER & FIND YOUR
CIRCUMFERENCE.
Step 1 - Wrap & Mark
Wrap a strip of paper around your finger where you’d like your ring to be. Make sure that the paper is pulled snug to your finger, the tighter the better, to find your best fit.
Step 2 - Mark the Spot
Mark the spot where the paper meets and use a ruler to measure the length of the paper in mm.
Step 3 - Enter Your measuremet below
Enter the number of millimeters you measured into the field below to find your ring size. You should enter the exact number for the most accurate result.
Enter your measurement (mm):
CAN WE HELP?
Please get in touch by email or make an appointment
2026 TFOJ - ALL RIGHTS RESERVED
FIND YOUR PERFECT FIT
RING SIZE GUIDE
OUR ONLINE RING SIZER APP
USE CALIPER APP
Calibrate using the online caliper tool.
Scroll below or visit tfoj.com/pages/caliper/
Step 1- Use an everyday object
Choose an everyday object from the list (e.g. credit card, USB stick, coin).
Step 2 - Fit it in the indicator
Use the + and – buttons to match the object’s size, then tap NEXT.
Step 3 - You ‘re done
Place your finger on the screen and adjust to find your ring diameter.
TRY CALIPER APP
PDF FILE
DOWNLOAD OUR FREE RING SIZER BELT
1. Print the attached file in A4 size (Make sure the options to fit or shrink to page are not selected in your print window).
2. Use a ruler to check the calibration mark matches the indicated measurement.
3. Cut out the sizer and make a slit at the marked spot.
4. Insert the end through the slit and place it around your finger.
The arrow shows your ring size.
USE A SAMPLE
MEASURE BY USING ANOTHER RING.
Calibration using online caliper app.
1. Print the PDF on A4 paper — make sure 'fit to page' is disabled.
2. Use a ring that you currently wear on your finger of choice, and place it on top of each circle to find the perfect match.
DIY AT HOME
MEASURE YOUR FINGER & FIND YOUR CIRCUMFERENCE.
Step 1 - Wrap & Mark
Wrap a strip of paper around your finger where you’d like your ring to be. Make sure that the paper is pulled snug to your finger, the tighter the better, to find your best fit.
Step 2 - Mark the Spot
Mark the spot where the paper meets and use a ruler to measure the length of the paper in mm.
Step 3 - Enter Your measuremet below
Enter the number of millimeters you measured into the field below to find your ring size. You should enter the exact number for the most accurate result.
Enter your measurement (mm):
CAN WE HELP?
Please get in touch by email or make an appointment
2026 TFOJ - ALL RIGHTS RESERVED