Finding your perfect fit has never been easier. All J.Collins rings are crafted to U.S. standard sizes and designed to fit true to size. We offer an inclusive range of sizes for Rings, Bracelets as well as Necklaces — because exceptional jewelry should be made for everyone.
Whether you’re buying your first piece or a special gift, our guide ensures you choose confidently.
Not Sure of Your Size? Don’t Worry.
We make sizing simple:
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Inclusive Sizing: More options than most jewelers — love doesn’t come in one size, and neither should rings.
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Easy Exchanges: Ordered the wrong size? Our hassle-free returns and exchanges guarantee you’ll get the perfect fit.
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Confidence Guaranteed: Pick your best estimate — we’ve got you covered if it isn’t perfect.
💡 Tip: If your measurement is between sizes, choose the larger size for comfort.
How to Measure Your Ring at Home
Option 1: Using a Ring You Already Own
- Select a ring that fits the intended finger comfortably.
- Measure the inner diameter from edge to edge in millimeters.
- Match this measurement to our Ring Size Chart to find your U.S. ring size.
Option 2: Using a String or Paper Strip
- Cut a thin strip of paper or a piece of string.
- Wrap it snugly around your finger where the ring will sit.
- Mark the spot where the ends meet.
- Measure the length of the strip in millimeters.
- Compare the measurement to our Ring Size Chart to find your U.S. size.
Tips for Accuracy
- Measure at the end of the day when your fingers are warm.
- Measure multiple times to ensure consistency.
- Keep a record of your size for effortless future purchases.