Atelier Utility
Sizing & Fit Guide
Official Indian and International ring conversion chart, diameter scales, and necklace chain placements.
Ring Sizing
Official Ring Size Chart
Every Civara ring includes one complimentary resizing within the first year of ownership.
Visual Sizing Matrix & Diameter Scale

| US / CAN Size | Indian (IN) Size | Inside Diameter | Inside Circumference |
|---|---|---|---|
| Size 3 | Size 05 / 06 | 14.1 mm | 44.2 mm |
| Size 3.5 | Size 06 | 14.5 mm | 45.5 mm |
| Size 4 | Size 07 | 14.9 mm | 46.8 mm |
| Size 4.5 | Size 08 / 09 | 15.3 mm | 48.0 mm |
| Size 5 | Size 09 / 10 | 15.7 mm | 49.3 mm |
| Size 5.5 | Size 11 | 16.1 mm | 50.6 mm |
| Size 6 | Size 12 / 13 | 16.5 mm | 51.8 mm |
| Size 6.5 | Size 13 / 14 | 16.9 mm | 53.1 mm |
| Size 7 | Size 14 / 15 | 17.3 mm | 54.4 mm |
| Size 7.5 | Size 16 | 17.7 mm | 55.7 mm |
| Size 8 | Size 17 / 18 | 18.2 mm | 57.0 mm |
| Size 8.5 | Size 18 / 19 | 18.6 mm | 58.3 mm |
| Size 9 | Size 19 / 20 | 19.0 mm | 59.5 mm |
| Size 9.5 | Size 21 | 19.4 mm | 60.8 mm |
| Size 10 | Size 22 / 23 | 19.8 mm | 62.1 mm |
| Size 10.5 | Size 23 / 24 | 20.2 mm | 63.4 mm |
| Size 11 | Size 24 / 25 | 20.6 mm | 64.6 mm |
| Size 11.5 | Size 26 | 21.0 mm | 65.9 mm |
| Size 12 | Size 27 / 28 | 21.4 mm | 67.2 mm |
| Size 12.5 | Size 28 / 29 | 21.8 mm | 68.5 mm |
| Size 13 | Size 29 / 30 | 22.2 mm | 69.7 mm |
| Size 13.5 | Size 30 / 31 | 22.6 mm | 71.0 mm |
| Size 14 | Size 31 / 32 | 23.0 mm | 72.3 mm |
| Size 14.5 | Size 32 / 33 | 23.4 mm | 73.6 mm |
| Size 15 | Size 33 / 34 | 23.8 mm | 74.8 mm |
Necklace & Pendant Lengths
Interactive Chain Length Guide
Hover over a length below to highlight its placement on the mannequin bust.
14 inch
Collar — sits tightly around the base of the neck.
16 inch
Choker — falls right around the collarbone.
18 inch
Princess — falls just below the collarbone; most popular length.
20 inch
Matinee — rests at the top of the chest.
24 inch
Opera — extends below the bust line.
18"
18 inch
Princess — falls just below the collarbone; most popular length.
Professional Measuring Instructions
How to Measure an Existing Ring
- Select a ring that fits the intended finger comfortably.
- Measure the inside diameter in millimeters using a precise ruler across the center circle.
- Match your measurement to the millimeter column in our sizing chart above.
- If between sizes, we recommend selecting the larger size for optimal comfort.