Getting it right
Ring sizing guide
If you are unsure of a ring size, order any size and exchange it for free. No time limit.
How to measure
Three ways to find your size
- Get measured for free at any local jewelry store. Bring the size back here at checkout.
- Contact us and we will mail you a printed sizing gauge at no cost.
- Not sure yet? Order the size you think is closest. If it does not fit, we exchange it for free. No time limit.
Size chart
US ring size to inside diameter
Measure the inside diameter of a ring that already fits, in millimeters, and match it to the closest US size below.
| US Size 5 | 15.7mm |
| US Size 5.5 | 16.1mm |
| US Size 6 | 16.5mm |
| US Size 6.5 | 16.9mm |
| US Size 7 | 17.3mm |
| US Size 7.5 | 17.7mm |
| US Size 8 | 18.1mm |
| US Size 8.5 | 18.5mm |
| US Size 9 | 18.9mm |
| US Size 9.5 | 19.3mm |
| US Size 10 | 19.8mm |
| US Size 10.5 | 20.2mm |
| US Size 11 | 20.6mm |
| US Size 12 | 21.4mm |
| US Size 13 | 22.2mm |
Free exchange
Wrong size? We fix it, free.
Every ring gets a free size exchange, no time limit. Ship it back insured and we will send the correct size as soon as it is cast.