Mobile Top Button Desktop Top Button

Aquamarine Halo Diamond Ring with Side Stones (1/3 ct. tw.) Set with 9mm Fine Cushion Aquamarine

An alluring halo of diamonds embraces and accentuates the center gem of this brilliant antique-style ring. Diamond accents on the band add a truly dazzling effect (1/3 total carat weight).

Our perfect fit engagement rings are carefully designed to sit flush against a variety of wedding rings for a seamless look with no gaps. ... Read More

Holiday Badge

Ships by Christmas

Metal: Platinum

CAD 4,010

Order now and your order ships by Wed, Nov 20

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

Ring Information

Style:
BE1BDB30R30-AQBZ9.0CU3-PT
Metal:
950 Platinum
Prong metal:
Platinum
Average width:
2.0 mm

Accent Gemstones

Type:
Diamond
shapeShape:
Round
Number:
31
Min. carat total weight Min. carat total weight:
0.34
Setting:
Shared Prong
Average ColorAverage Color:
F/G
Average ClarityAverage Clarity:
SI1
Treatment:
None

Center Gemstone

Type:
Aquamarine
ShapeShape:
Cushion
Dimensions Dimensions:
9.00 x 9.00 x 5.81 mm
ColorColor:
Blue
ClarityClarity:
Eye Clean
Treatment:
View

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.
We’re leading the jewelry industry towards clean energy. We use clean energy in our showrooms and offices, have displaced all other corporate emissions since 2018, and support wind and solar energy projects through collaborations that help address climate change.
Our packaging uses recycled materials made with less energy, less water, and fewer emissions. We make our iconic ring boxes with wood certified by the Forest Stewardship Council and design them to last lifetimes. Since 2021, we’ve used 100% recycled paper, saving hundreds of tons of CO2, and we’re shrinking our packaging even more to further reduce waste.
October 20, 2023
Love
Simple beauty

I got this ring as an upgrade to my original wedding band. It is absolutely stunning. Simple yet beautiful. The buying process was extremely easy. I was set on buying a similar ring on another website but when I saw this ring it stood out more. I'm happy I chose Brilliant Earth. The diamond is lab grown and super sparkly. ...Read More

January 14, 2023
JS
The best

Everything was flawless. The service and the product are amazing. I will be buying the wedding bands and my ring from here also. ...Read More

December 18, 2019
Barbellclan
Absolutely perfect!

Could not have chosen a more perfect ring for my, now, Fiancée! Simple, elegant, and sparkles like a star in the sky! ...Read More

Logo DetailsOrder Details

*Estimated ship date if ordered by 2 PM PT today

Free FedEx Shipping

Free Extended Holiday 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.

Learn More
Gemstone ring on wooden jewelry box.