Sarah O. Thin Band Ring Sizer

Our favorite way to find your ring size at home! Best used to measure ring sizes for thinner bands, 4mm and smaller.
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Unsure of your ring size? Our Sarah O. ring sizer is here to help! We'll include a set of sizers and instructions on how to find your best size from the comfort of your home. You can add a set of sizers to your order to confirm your size or order a set to find your size before making your decision!

Additional Information

  • We recommend using these sizers for rings with bands 4mm or thinner.
  • If you add a sizer to your order, we will ship out the sizer before starting production on your order.
  • This item ships for free! All sizers ship via USPS Ground - please allow 4-6 business days for shipping. 

Looking for a more discrete way to help determine your partner's ring size? Check out our At-Home Sizing Guide