Measure a ring
Measure the inside diameter at the widest point. Do not include the metal edge.






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A wide sculptural knot ring featuring a 16.8mm(US 6) profile, smooth closed band construction and polished rhodium-plated sterling silver.
KARATHEA SIZE GUIDE
Measure a ring you own or measure your finger, then compare the result below.
Measure the inside diameter at the widest point. Do not include the metal edge.
Wrap a strip of paper snugly around your finger. Mark the overlap and measure its length.
| US Size | Inside Diameter | Finger Circumference |
|---|---|---|
| 4 | 14.9 mm | 46.8 mm |
| 5 | 15.7 mm | 49.3 mm |
| 6 | 16.5 mm | 51.9 mm |
| 7 | 17.3 mm | 54.4 mm |
| 8 | 18.1 mm | 57.0 mm |
| 9 | 19.0 mm | 59.5 mm |
30-Day Returns
Free US Shipping
Gift-Ready Packaging
A continuous line folded into a sculptural shape. Spanning 16.8mm(US 6) across the finger, this knot ring creates an immediate visual anchor. Crafted from 925 sterling silver with a closed band structure, it maintains a smooth, uninterrupted profile.
Finished with a mirror polish and bright rhodium plating to highlight every curve. It holds its own on the hand, requiring no other rings to make an impression.
Orders are carefully prepared before shipment.
Processing:1 business day
Standard:7–10 business days
Express:5–8 business days
Eligible items may be returned within 30 days of delivery. Please see our Shipping Policy and Return Policy for full details.
Store your jewelry in a dry place when not in use. Avoid prolonged contact with water, perfume, lotions, and household chemicals. Gently wipe with a soft cloth after wear.
Visual Transparency: Lifestyle images may include AI-assisted elements. All products shown are photographs of our actual products and are not AI-generated.
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Quality Materials
Considered materials are at the heart of every Karathea piece. Across the collection, we work with 925 sterling silver, gold vermeil, pearls and carefully selected stones chosen for their character and finish.

Made to Be Gifted
Every Karathea piece arrives thoughtfully presented and ready to give — whether it’s for someone special or simply for yourself.

Thoughtful Pricing
Thoughtful materials, considered design and straightforward pricing. We focus on what goes into each piece rather than unnecessary traditional retail markups.