Complimentary insured initial delivery | IGI certified lab-grown diamonds

Find your ring size

Measure carefully, compare more than once and ask the studio if you are between sizes.

Measure at home

Use a ring that fits

Measure the inside diameter across the widest point.

Measure the finger

Use a non-stretch strip and keep it comfortably close to the skin.

Check again

Measure at different times of day before placing a made-to-order purchase.

US size reference

US sizeCircumference mmDiameter mm
446.814.9
549.315.7
651.916.5
754.417.3
857.018.1
959.518.9
1062.119.8

Measurements are approximate. For a made-to-order ring, compare a ring that already fits or ask the studio to confirm your size before ordering.

Ask about sizing