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Shown With 8x6mm Oval Aquamarine

 
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Shown With Diamond

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Shown With 8x6mm Oval Aquamarine on Size 6 Hand

Aquamarine Dawn 1.5mm Diamond Ring in Platinum

$2,180

(40)

Order now and your order ships by Tue, Sep 22

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1/4 Carat Lab Diamond Studs
With Purchase Over USD$1,000. A USD$200 Value.
Use Code STUDS in Cart.

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This engagement ring merges refined proportions with a sophisticated, contemporary design sensibility.

  • The 1.5mm band keeps a slim, comfortable profile across the finger, staying lightweight and easy to wear throughout the day.
  • A claw-prong setting secures the center stone with an open profile that keeps the gem visible and well-lit from the sides.
  • 24 round diamonds accent the design, adding extra sparkle and dimension around the center stone (1/10 ct. tw.).
  • The slim band and open setting work together for a design that stays comfortable during everyday activities, from work to travel.
  • This engagement ring pairs a refined center setting with a sparkling accent design, making it a versatile choice suited to everyday wear and easy to dress up or down.

Ring Information

  • Style: BE1D9140-AQBZ8X6OV3-PT
  • Metal: 950 Platinum
  • Prong metal: Platinum
  • Width: 1.5 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

Stacks Flush

A higher profile makes room for seamless stacking.

Extra Secure

Gallery wire adds additional support to the center stone, while a hidden halo sparkles from every angle.

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Why you'll love it

Gemstone ring on wooden jewelry box.

Order Details

Reviews

4.7
(40)

What customers are saying

Customers love the hidden halo and accent diamonds that add sparkle while keeping the classic solitaire look clean from above, with many describing it as their dream ring. The cathedral setting and delicate band draw constant compliments, and wearers say the ring looks even more stunning in person than they imagined. Many return to Brilliant Earth for their wedding bands after falling in love with this ring.

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Rolando Reviewed Dawn 1.5mm Diamond Ring
7/8/2026

Engagement success!

Many thanks for giving me an ever lasting memory. The look I received when I presented the ring was priceless. Thank you! ...Read More

Vanesa Reviewed Dawn 1.5mm Diamond Ring
7/5/2026

The ring was perfect! ...Read More

Anonymous Reviewed Dawn 1.5mm Diamond Ring
5/6/2026

Amazing!! Exactly what I was looking for!! ...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 10, 2026