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Shown With 7x4.5mm Pear Aquamarine

 
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Shown With Diamond

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Shown With 7x4.5mm Pear Aquamarine on Size 6 Hand

Aquamarine Petite Rhiannon Three Stone Diamond Ring (1/4 ct. tw.) in 14K Rose Gold

$2,115 (Taxes Included)

(17)

Order now and your order ships by Wed, Oct 14

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This three-stone engagement ring pairs emerald-cut side stones with the center stone in a low, balanced basket setting designed for symmetry and comfort.

  • 2mm band width — gives the ring a confident, balanced presence on the hand.
  • Four-prong setting — secures the center stone, keeping it symmetrical and open to light.
  • Two emerald-cut side stones — are prong set beside the center stone for (1/4 ct. tw.).
  • Gallery wire — beneath the center stone adds additional support and a decorative side detail.
  • Three-stone symbolism — this silhouette carries traditional meaning, often representing a couple's past, present, and future.
  • Wedding band versatility — the setting pairs well with curved or straight wedding bands for versatile, everyday stacking.

Ring Information

  • Style: BE1D008-AQBZ7X5PS3-14KR
  • Metal: 14K Rose Gold
  • Prong metal: 14K Rose Gold
  • Width: 2 mm

Accent Gemstones

Center Gemstone

  • 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.

Why you'll love it

Low Profile

A setting that makes for a comfortable, snag-free wear.

Extra Secure

Gallery wire adds additional support to the center stone.

Exceptional Durability

The band’s thick width and depth provide strength.

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Why you'll love it

Gemstone ring on wooden jewelry box.

Order Details

Reviews

5.0
(17)

What customers are saying

Customers are obsessed with this ring, consistently describing it as stunning and elegant with side diamonds that beautifully complement the center stone. Many wearers receive daily compliments on it, and several mention loving the modern yet timeless look that works as an engagement ring or standalone piece. The band is praised for its comfort and supportive feel despite the above-average size, and customers say the craftsmanship exceeds their expectations.

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Chris Reviewed Petite Rhiannon Three Stone Diamond Ring (1/4 ct. tw.)
5/7/2026

Beautiful! ...Read More

Sebastian Reviewed Petite Rhiannon Three Stone Diamond Ring (1/4 ct. tw.)
3/4/2026

Perfect!.. ...Read More

Peyton Reviewed Petite Rhiannon Three Stone Diamond Ring (1/4 ct. tw.)
1/5/2026

My fiancée absolutely loves this ring! ...Read More

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 collections that empower artisanal female miners to fair-trade gems, our world class experts have been carefully sourcing exceptional gemstones for twenty years.
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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 collections that empower artisanal female miners to fair-trade gems, our world class experts have been carefully sourcing exceptional gemstones for twenty years.

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Last updated on September 28, 2026