Printable Ring Size Conversion Chart
This one-page chart is for anyone comparing ring sizes across US, UK/AU, EU, and Japan systems. It lists close equivalents in a clean table with columns for US, UK/AU, EU, Japan, diameter in mm, and circumference in mm. Sample rows include sizes like 3, 3.5, and 4 with matching measurements. It also notes that jewellers can differ by a quarter size.

Free printable · PDF
- 1 page
- US Letter — choose “Fit to page” for A4
- PDF, 60 KB
Free for personal, family and classroom use.
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Print the sheet at actual size and use it to compare a known ring size with another sizing system before ordering or resizing. Match the row, then check the diameter and circumference columns for a second reference. For the closest fit, confirm with a ring sizer or jeweller since small differences can affect the result.
Good for
- Compare US and UK ring sizes
- Check diameter and circumference measurements
- Confirm close ring size equivalents
Tip: Print at 100 percent scale so the measurements stay accurate.
5 files · PDF, XLSX, DOCX
Get every sheet: Printable Ring Sizer Kit
This sheet plus 4 more in one download, with the editable Excel and Word files. Printable ring sizer kit: six actual-size cut-out ring sizer belts (US 3–13), US size circles, UK letter circles, a 50 mm print-scale check, an international ring size chart and a gift sizing worksheet.
$5.00 USD, one-time 5 files · about $1.00 each
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