Ring Size Calculators

Version 1

Select Your Color
Ring Size Calculator
RegionSize
US Size
British Size
French Size
German Size
Japanese Size
Swiss Size
Inside
Circumference
Inches
Inside
Circumference
MM
Diameter Inches
Diameter MM
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Version 2

Select Your Color
Select default country to convert from:
Select default country to convert to:

Ring Size Calculator
Select a Country and SizeCalculated Size
Inner Circumference in mm
Diameter in mm