Stainless Steel 4mm Black CZ Ring
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- Stainless steel
- Cubic zirconia
- 4.0 mm band
Ships within 2–3 business days
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- Free shipping over $99
- 30-day returns & size exchanges
- Secure checkout
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The details
A round black Cubic Zirconia sits at the center of this sleek, polished band, delivering brilliant everyday sparkle with a cool, modern edge. The stone's deep color and bright facets make a quiet statement, while the smooth, mirror-polished surface of the band keeps the overall look sharp and cohesive.
Stainless steel brings real durability to the design, resisting tarnish, rust, and scratches so the ring holds its polished appearance through daily wear. The band is versatile enough to layer with other styles or wear confidently on its own, making it an easy choice for a wide range of occasions and personal aesthetics.
Key Features
- Crafted in stainless steel with a polished finish
- Set with black cubic zirconia
- Measures 4 mm wide
- Approximate weight of 3.71 grams
Why You’ll Love It
- Bold black sparkle that works for everyday wear and special occasions alike.
- Tarnish and scratch resistance means no fussing, just wearing.
- Slim enough to stack, strong enough to stand alone.
- A polished finish that stays bright with minimal upkeep.
Perfect For
A thoughtful gift for birthdays, anniversaries, graduations, or any occasion that calls for something stylish and lasting. It suits anyone drawn to modern, low-maintenance jewelry with a confident edge, and it works just as well as a personal treat as it does wrapped and given with care.
Size & fit
- Available in ring sizes 6 to 8.
- Band width: 4.0 mm.
- Between sizes? Wider bands fit snugger, so go up a half size for bands over 6 mm.
- Not sure of the size? Our ring size guide walks you through measuring at home.
- The wrong size? Exchange it for another size within 30 days of delivery.
Shipping & returns
- Free standard shipping on U.S. orders of $99 and above; under $99 the rate is shown at checkout.
- Orders ship within 2 to 3 business days in insured packaging, with tracking sent by email.
- Faster delivery: USPS Priority Mail and UPS options at checkout, where rates and delivery estimates are shown before you pay.
- Not the right piece, or the wrong size? Return it, or exchange it for another size, within 30 days of delivery. Items must be unworn and in their original condition and packaging.
- Covered by our One-Year Limited Jewelry Warranty against manufacturing defects.
Jewelry care
- Stainless Steel resists tarnish and scratches. Rinse with warm water and dry with a soft cloth.
- Put jewelry on last, after lotion and perfume, and take it off before showering, swimming or sleeping.
- Store each piece on its own in a soft pouch so it doesn't scratch.

The details
- Metal
- Stainless steel, polished
- Stones
- Lab-created round cubic zirconia (cz)
- Band width
- 4.0 mm
- Sizes
- 6, 7, 8
- Weight
- 3.71 g
Show all specifications
- Stone color
- Black
- Made in
- China
- Item number
- BCX-RSL-CXPW-6