Wedding Ring
Lifetime Warranty
Wear your story with confidence forever.
Eco-Conscious Box
Beautifully packaged in sustainable materials.
Each Arra Jewels piece is handcrafted to order in about 28 days . Every order ships insured and signature-required via FedEx or UPS 2Day within the U.S. or DHL Express Worldwide (2–5 days, 50+ countries). FedEx Overnight is available at checkout for U.S. customers.
Each piece is carefully inspected and shipped with love from our workshop. You will receive tracking information via email once your order has shipped.
Handcrafted with the world's finest lab-grown diamonds. 100% Conflict-free. Carbon neutral manufacturing. Proudly B Corp Certified. Our lab-grown diamonds are chemically, physically, and optically identical to mined diamonds, but with a fraction of the environmental impact.
Our lab-grown diamonds are chemically, physically, and optically identical to mined diamonds, but with a fraction of the environmental impact.
Made for Every Moment
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Curated pieces to complement Wedding Ring.
Ring Size Guide
Method 1: Measure an Existing Ring
Find a ring that fits the intended finger. Measure the inside diameter of the ring in millimeters, then find the corresponding size in the chart below.
Method 2: Measure with a String
- Wrap a thin string or strip of paper around the base of your finger.
- Mark the point where the string overlaps with a pen.
- Measure the length in millimeters with a ruler.
- Divide by 3.14159 to get the inside diameter.
- Find your size in the chart below.
US Ring Size Chart
| US Size | Inside Diameter (mm) | Inside Circumference (mm) |
|---|---|---|
| 3 | 14.1 mm | 44.2 mm |
| 3.5 | 14.5 mm | 45.5 mm |
| 4 | 14.9 mm | 46.8 mm |
| 4.5 | 15.3 mm | 48 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 | 18.1 mm | 57 mm |
| 8.5 | 18.5 mm | 58.2 mm |
| 9 | 18.9 mm | 59.5 mm |
| 9.5 | 19.4 mm | 60.8 mm |
| 10 | 19.8 mm | 62.1 mm |
| 10.5 | 20.2 mm | 63.3 mm |
| 11 | 20.6 mm | 64.6 mm |
| 11.5 | 21 mm | 65.9 mm |
| 12 | 21.4 mm | 67.2 mm |
| 12.5 | 21.8 mm | 68.5 mm |
| 13 | 22.2 mm | 69.7 mm |
Tips for Accurate Sizing
- Measure your finger at the end of the day when it's at its largest.
- If between sizes, we recommend sizing up.
- Wide band rings typically require a half size larger than thin bands.
- Visit us in-store for a complimentary professional sizing.