T Square Open Geometric Ring
Complete the set
Shipping (U.S. only): $6.99, free on orders $99+. Orders are processed in 3–5 business days (Monday–Friday) and arrive in 10–20 business days after they ship, with tracking.
Returns: jewelry can be returned if it arrives damaged, incorrect or not as described. Contact us within 14 calendar days of delivery (within 48 hours for damage, with photos) and we will send a prepaid return label. For hygiene reasons, we cannot accept change-of-mind returns on jewelry.
- WrapWrap a thin strip of paper around the base of your finger.
- MarkMark where the paper overlaps. It should slide over your knuckle.
- MeasureLay it flat and measure the length in millimetres.
- Find your sizeMatch it to the circumference below.
| US size | Inside diameter | Inside circumference |
|---|---|---|
| US 5 | 15.7 mm | 49.3 mm |
| US 6 | 16.5 mm | 51.9 mm |
| US 7 | 17.3 mm | 54.4 mm |
| US 8 | 18.1 mm | 57.0 mm |
| US 9 | 19.0 mm | 59.5 mm |
| US 10 | 19.8 mm | 62.1 mm |
- Measure at the end of the day, when fingers are slightly larger, and avoid cold hands.
- Already own a ring that fits? Measure its inside diameter and use the middle column.
- Wide bands fit snugger. If you are between sizes, or the band is wide, choose the larger size.
Still unsure? Contact us and we will help you choose.




