Ring Size Chart in Inches

Download our free printable ring size chart with measurements in inches. Perfect for US sizing and imperial measurements with accurate sizing information.

Download Inches Ring Sizer US Ring Sizes

Ring Size Chart in Inches - Imperial Measurements

Our inch-based ring size chart provides accurate imperial measurements for US and Canadian sizing standards. Perfect for traditional US sizing with precise fractional measurements.

PDF Download

Ring Size Chart in Inches

Complete ring sizing chart with measurements in inches, including diameter and circumference for US sizing standards.

Download PDF
PDF Download

Printable Inches Ring Sizer

Print-ready ring sizer with inch measurements and sizing circles for accurate at-home measurement.

Download PDF
PDF Download

US/Canada Size Guide

US and Canadian ring sizing with imperial measurements and conversion chart for easy size determination.

Download PDF
PDF Download

Imperial Conversion Chart

Compare ring sizes across all international standards with inch measurements and conversions.

Download PDF

Ring Size Measurements in Inches

US/Canada UK/Australia Europe Diameter (inches) Circumference (inches)
3 F 44 0.555 1.740
3.5 G 45.5 0.571 1.791
4 H 47 0.583 1.831
4.5 I 48.5 0.598 1.882
5 J 50 0.614 1.929
5.5 K 51.5 0.630 1.980
6 L 52.5 0.650 2.041
6.5 M 54 0.661 2.079
7 N 55.5 0.681 2.142
7.5 O 57 0.693 2.181
8 P 58.5 0.713 2.240
8.5 Q 60 0.724 2.279
9 R 61.5 0.744 2.342
9.5 S 63 0.756 2.382
10 T 64.5 0.779 2.446
10.5 U 66 0.791 2.484
11 V 67.5 0.811 2.543
11.5 W 69 0.823 2.583
12 X 70.5 0.843 2.646
12.5 Y 72 0.855 2.685
13 Z 73.5 0.874 2.746

How to Use Inch Ring Size Chart

1

Download and Print

Download our inch ring size chart and print at 100% scale. Verify accuracy using the scale reference line on the PDF.

2

Measure in Inches

Use a ruler or measuring tape marked in inches to measure the diameter of an existing ring, or wrap the strip around your finger.

3

Find Your Size

Match your measurement in inches to the corresponding ring size in the chart above.

4

Convert if Needed

Use the chart to convert between different international sizing standards (US, UK, EU) based on your inch measurement.

Benefits of Using Inch Measurements

  • Standard measurement system in the United States and Canada
  • Familiar to US customers and jewelers
  • Traditional system used by most US ring manufacturers
  • Compatible with standard US measuring tools
  • Easy to work with fractional measurements
  • Precise measurements to 1/64th of an inch possible

Important Measurement Tips:

  • Measure at room temperature (68-72°F) for consistent results
  • Round up to the nearest 1/32" if between measurements
  • For wide bands (>1/4"), add 1/8" to your measurement
  • Verify measurements 2-3 times for accuracy
  • Consider seasonal finger size variations
  • Use a high-quality ruler with clear markings

Understanding Fractional Measurements

When working with inch measurements, understanding common fractions is helpful:

Common Fractions in Ring Sizing:

  • 1/16" = 0.0625" - Very fine adjustment
  • 1/8" = 0.125" - Small size difference
  • 3/16" = 0.1875" - Quarter-size difference
  • 1/4" = 0.25" - Half-size difference
  • 3/8" = 0.375" - Full size difference
  • 1/2" = 0.5" - Two full sizes

Precision Guidelines:

  • Most rings sized to nearest 1/4 size (1/8" difference)
  • Professional jewelers can measure to 1/16" accuracy
  • Home measurement accurate to 1/8" is sufficient
  • Always round up if between measurements
  • Wide bands may require additional 1/8" to 1/4"

Need Help with Conversions?

Use our online ring size converter to quickly convert between inches and other international sizing standards.

Use Size Converter