Ring Size Guide

Don't know your ring size? Download our printable ring sizer that can help you determine your ring size. Important! Prior to printing, ensure that page scaling is set to "100" on your print dialog box.

Tips: If you want to wear stackable rings (multiple rings on one finger) or wide band rings, please consider that the ring should be half or one size bigger than your regular size since multiple rings or wide band rings usually fit tighter than a thin band.

Diameter (mm) USA & CA UK, EU & AU JP
14.8 4 H 1/2 7
15.2 4.5 I 1/2 8
15.6 5 J 1/2 9
16 5.5 K 1/2 10
16.45 6 L 1/2 11
16.9 6.5 M 1/2 13
17.3 7 N 1/2 14
17.7 7.5 O 1/2 15
18.2 8 P 1/2 16
18.6 8.5 Q 1/2 17
19 9 R 1/2 18
19.4 9.5 S 1/2 19
19.8 10 T 1/2 20
20.2 10.5 U 1/2 22
20.6 11 V 1/2 23
21 11.5 W 1/2 24
21.4 12 X 1/2 25

How to Measure Your Ring Size At Home

  • How to measure your ring size at home step 1

    Step 1

    Cut a strip of paper or thin
    piece of string.

  • How to measure your ring size at home step 2

    Step 2

    Wrap the strip of paper or thin piece
    of string around your finger tightly.
    Use a pen to mark where the paper
    or string meets.

  • How to measure your ring size at home step 3

    Step 3

    Lay the paper or string on a flat surface
    and measure the distance with a ruler.
    Refer to the table below to find out
    your ring size.
Ring stone size guide showing difference between 1.5mm and 3mm bezel set stones. Comparison of "The Glow" (3mm) and "The Glimmer" (1.5mm) eternity bands worn on a finger.

Stone Size Guide

Choosing Your Sparkle—Subtle Shimmer or Bold Radiance?

Does size matter? Absolutely. Compare our bezel-set eternity bands to decide between a subtle shimmer or a radiant shine.

  • 1.5mm Stone | The Glimmer:Dainty & Subtle. A sophisticated whisper of light. Ideal for minimalists or for adding a hint of sparkle to an existing stack without adding bulk.
  • 3mm Stone | The Glow:Bold & Radiant. A confident statement piece. With stones double the size, this band offers serious brilliance and looks stunning worn all on its own.

Quick Tip:
Choose The Glimmer to complement your engagement ring, or The Glow to replace it as a standalone travel band.

Shop Eternity Bands

Ring width size chart on finger showing 2mm vs 3mm vs 4mm bands. Comparison of thin, medium, and thick silver twisted rope rings labeled The Sprout, The Stem, and The Bloom.

Ring Width Guide

Size Matters—Finding Your Perfect Width

Not sure which width is right for you? Compare our signature twisted rope bands side-by-side to find your perfect match.

  • 2mm | The Sprout:Delicate & Minimal. The ultimate stacker. Adds a whisper of texture without overpowering your other rings.
  • 3mm | The Stem:Balanced & Classic. The "Goldilocks" width. Substantial enough to wear alone, yet slim enough to sit comfortably in a daily stack.
  • 4mm | The Bloom:Bold & Statement. A chunky, standout band that catches the light. Perfect for those who want their ring to be the center of attention.

Need more help?
Most customers choose 3mm (The Stem) for a wedding band, and 2mm (The Sprout) for adding texture to an existing stack.

Shop Stackable Bands