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Sienna Three-Quarter Coverage Open Lab Diamond Ring (1/2 ct. tw.) in 18K Yellow Gold

$1,390

Size Guide *This ring cannot be resized

Order now and your order ships by Thu, Dec 4 - Fri, Dec 12, depending on selected ring size.

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BLACK FRIDAY IS NOW!

Receive jewelry with every order—up to USD$700 in lab diamond jewelry when you spend USD$1,000+.
Use Code BLACKFRIDAY in Cart.

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Free Shipping & Holiday Returns
Free Lifetime Warranty
Free 1-Year Resizing

This open band features French pavé-set lab grown diamonds that wrap nearly all the way around, offering a subtle curve and modern design. Available in yellow gold, white gold, rose gold, or platinum, it pairs easily with engagement rings or adds dimension to a stacked look.

For shoppers exploring lab diamond bands, open rings, or French pavé diamond styles, this design delivers both versatility and everyday wearability. With 18 round lab grown diamonds totaling 0.49 ct. tw., it’s an appealing option for those seeking a delicate stacking ring, a contemporary wedding band alternative, or a minimalist lab diamond ring with a unique silhouette. Its open-ended shape and metal options also make it a strong fit for anyone researching modern gold bands or trending lab grown diamond jewelry.

Your Order Includes

  • Free FedEx Shipping
  • Delivered in Discreet Packaging
  • Professional Appraisal
  • Free Lifetime Warranty
  • FSC Certified Wood Box

Ring Information

  • Style: BE2D1398LC-18KY
  • Metal: 18K Yellow Gold
  • Width: 2.3 mm

Accent Gemstones

  • Easy monthly payments with Affirm. From 0% APR financing. Up to 36 months. Subject to credit approval.
  • Special 12 month financing options available with Wells Fargo, subject to credit approval.
  • Layaway options also available.
  • Learn More

Schedule a personalized, in-person visit to discover the perfect ethical origin fine jewelry piece for your milestone moments.

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Men’s and Women’s yellow gold wedding bands in a wooden ring box.

Order Details

The Brilliant Earth Difference

Our team designs our collections with precision and skill at our San Francisco studio. We know it’s the details that matter most — so we obsess over each one.
Our dedication to quality craftsmanship begins with our responsibly sourced precious metals.
From our Beyond Conflict Free Diamonds® to the most innovative lab diamonds on the planet, our world class gemologists have been sourcing exceptional diamonds with traceable origins for twenty years.
image description

award-winning
artistry

award-winning
artistry

Our team designs our collections with precision and skill at our San Francisco studio. We know it’s the details that matter most — so we obsess over each one.

image description

Unmatched
materials & craftsmanship

Unmatched
materials & craftsmanship

Our dedication to quality craftsmanship begins with our responsibly sourced precious metals.

image description

industry-leading
standards

industry-leading
standards

From our Beyond Conflict Free Diamonds® to the most innovative lab diamonds on the planet, our world class gemologists have been sourcing exceptional diamonds with traceable origins for twenty years.