Ring Size Guide
Interactive Ring Sizer
Place a ring on your screen and adjust the slider until the circle matches your ring's inner diameter.
Diameter: 19.1 mm
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US
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UK
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EU
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Circumference (mm)
Convert by Measurement
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US
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UK
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EU
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Diameter (mm)
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Circumference (mm)
Size Chart
| US | UK | EU | Diameter (mm) | Circ. (mm) |
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Print Ring Sizer
Print this page at 100% scale (no scaling). Cut out the strip below and wrap around your finger. The number where the strip overlaps is your circumference in mm.