Moissanite Luxe Sienna Halo Diamond Ring (3/4 ct. tw.) in Platinum
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Moissanite Luxe Sienna Halo Lab Diamond Ring (3/4 ct. tw.) Set with 9mm Super Premium Colorless Round Moissanite

Elegant French pavé-set diamonds form a stunning halo, surrounding the center gem in a ring of brilliant light. Dazzling diamond accents adorn three-quarters of the band and the entire gallery for a truly glamorous effect. ... Read More

Metal: Platinum


Size Guide

Order now for delivery by Fri, Feb 17

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

950 Platinum
Prong metal:
Average width:
2.3 mm

Accent Gemstones

Lab created diamond
Min. carat total weight Min. carat total weight:
French pavé
Average ColorAverage Color:
Average ClarityAverage Clarity:

Center Gemstone

Average DimensionsAverage Dimensions:
9.0 x 9.0 mm
Average ColorAverage Color:
Average ClarityAverage Clarity:
Eye Clean
Lab Created

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.
December 23, 2022
The ring of my dreams!!

My husband upgraded my wedding ring from a moissanite to a 2ct round radiant diamond. The quality is absolutely stunning! I'm blown away by it. This setting is breathtaking and adds so much glamor to the already beautiful diamond. You won't be disappointed with this! Can't wait to buy the matching band ...Read More

December 15, 2022
A stunning, ethical proposal

My entire brilliant earth experience was flawless (like the diamond!). The ring arrived on schedule and was everything I hoped. My fiancee was blown away by the size and sparkle of the ring and was very pleased that it was an ethically sourced (man made) stone. Even taking it in for resizing was a great experience. Can't recommend Brilliant Earth enough! ...Read More

October 5, 2022
Gin's Bling
Stunningly beautiful

It is everything that I thought it would be and more! I love it! ...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