Aquamarine Sunburst Halo Diamond Ring (1/4 ct. tw.) in 18K White Gold
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Aquamarine Sunburst Halo Diamond Ring (1/4 ct. tw.) Set with 8mm Fine Round Aquamarine

An array of glittering diamonds set in three-prong settings surround the center gem in this magnificent ring. A delicate tapering band completes this stunning look (1/4 total carat weight). ... Read More

Metal: 18K White Gold


Size Guide

Order now for delivery by Fri, Mar 31

Bethesda Row, Bethesda showroom entryway

Bethesda Row, Bethesda

4733 Elm Street, Fl 4
Bethesda, MD 20814


Thurs-Mon: 10am-7pm

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Ring Information

18K White Gold
Prong metal:
18K White Gold
Average width:
1.5 mm
Rhodium finish:

Accent Gemstones

Min. carat total weight Min. carat total weight:
Shared Prong
Average ColorAverage Color:
Average ClarityAverage Clarity:

Center Gemstone

Average DimensionsAverage Dimensions:
8.0 x 8.0 mm
Average ColorAverage Color:
Average ClarityAverage Clarity:
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Luxury with a Conscience®

A ring that evokes the happiness of love and partnership is even more joyful when you know that it was sustainably sourced and mindfully produced. From our mission to our unique jewelry designs, everything at Brilliant Earth is held to exceptional standards.

Our engagement ring settings are made-to-order with each one handcrafted for your selected center gem’s unique characteristics to ensure the high quality of the finished piece.
As part of our commitment to protecting the planet, Brilliant Earth is Carbonfree®. We calculated our carbon footprint by assessing the direct emissions of our energy use, including packaging, shipping, and employee travel and commuting. Then we partnered with to offset our carbon emissions by contributing to Tropical Rainforest Conservation in Brazil. We will continue identifying ways to reduce our footprint and offsetting emissions that we cannot eliminate.
We present each Brilliant Earth design in a jewelry box crafted of wood from Forest Stewardship Council (FSC) certified forests—trees that are managed and harvested in a manner that protects and maintains natural communities and respects the rights of workers and indigenous people.
March 7, 2023
Jenn's fiancé
Hands down stunning!

Quality, professionalism & straight up stunning! ...Read More

November 14, 2022
Excited bride!

Received this ring from my now-fiancé a few days ago and I'm blown away by its beauty (in person, versus in photos). Tip: The ring looks bigger on my hand than I thought because of the center stone + the smaller stones around it. Not what I expected, but I've come to love it! ...Read More

November 14, 2022
Ashlyn's Fiance
Unique Ring

After being with my now fiancé for 7 years we decide to go to Brilliant Earth to look at rings. I was set on getting a solitaire but this one had a little bit extra that I didn't even know I wanted. I am extremely happy with my choice I get endless compliments on this ring. It's a little top-heavy so I will need to get some beads added to the backside. We had also ordered the ring with the premium stone and it didn't sparkle how he wanted so he had to send it back to get it replaced with the super-premium (with the oval shape, this can be common with moissanite). We got the 9x7 stone for reference ...Read More

Order Details

*Estimated delivery if ordered by 2 PM PT tomorrow

Free FedEx Shipping

Free 30 Day Returns

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.

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Gemstone engagement ring in box