Ring Sizer
Find your perfect fit from your phone.
Step 1: Calibrate Screen
Place a standard ID or credit card vertically. Adjust the slider until the blue box matches the width of your card.
Privacy Safe: No camera
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CREDIT CARD
Standard Card
53.98 mm
53.98 mm
Step 2: Find Your Size
Place your finger across. Adjust so the outside edges of the red lines lightly touch your finger.
Place your ring on the screen. Adjust the circle to match the INSIDE of your ring.
💡 Tip: Close one eye and look straight down.
Finger Here
Place
Ring
Ring
Diameter
18.1mm
US Size
8
EU Size
57