Online Ring Sizer 💍
Find your ring size at home — no printer needed.
Step 1: Calibrate Your Screen
Place an Australian $1 coin on the circle below, then use the slider until the circle matches the coin size.
Australian $1 coin diameter: 25mm
Step 2: Measure Your Ring
Place a ring that fits you well over the circle. Use the slider until the circle matches the inside edge of your ring.
Your Approximate Size:
Calibrate first, then measure your ring.
This tool gives an approximate size only. For best accuracy, measure a ring that already fits you well.
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