LUSTER BLUE RING SIZER

To find your perfect ring size please visit ringsizer.lusterblue.lk on your phone or scan the QR code below.

Step 01 : Cut a strip of paper or a piece of string. The paper strip should be approximately 1/2″ wide, and 5″ long.

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Step 02 : Wrap the paper or string around the finger to be sized

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Slide the paper or string up to the knuckle, as the ring must be sized large enough to able to slip off and on, over the knuckle.

Step 03 : Use a pen to mark the string or paper where the long end overlaps.

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Step 04 : Measure the mark from the end of the length of paper or string with a ruler.Use the metric side for more accurate sizing.

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Locate your ring size on below chart. If the measurement falls in between two sizes, it is recommended that you choose the larger size.

Ring Size Diameter Circumference
4 14.9 mm 46.8 mm
4.5 15.3 mm 48.0 mm
5 15.7 mm 49.3 mm
5.5 16.1 mm 50.6 mm
6 16.5 mm 51.9 mm
6.5 16.9 mm 53.1 mm
7 17.3 mm 54.4 mm
7.5 17.7 mm 55.7 mm
8 18.2 mm 57.0 mm
8.5 18.5 mm 58.3 mm
9 19.0 mm 59.5 mm
9.5 19.4 mm 60.8 mm
10 19.8 mm 62.1 mm
10.5 20.2 mm 63.4 mm
11 20.6 mm 64.6 mm
11.5 21.0 mm 65.9 mm
12 21.4 mm 67.2 mm
12.5 21.8 mm 68.5 mm