Mobile Top Button Desktop Top Button

Moissanite Twilight Halo Lab Diamond Ring Set with 7mm Super Premium Colorless Round Moissanite

A dazzling halo of diamonds evokes the soft, glowing light of the setting sun in this spectacular engagement ring (2/5 total carat weight). ... Read More

Metal: 18K White Gold


Size Guide

Delivery by Christmas

Order now for delivery by Tue, Dec 20

Bethesda Row, Bethesda showroom entryway

Bethesda Row, Bethesda

4733 Elm Street, Fl 4
Bethesda, MD 20814


Thurs-Mon: 10am-7pm

Book An Appointment

Ring Information

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

Accent Gemstones

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

Center Gemstone

Average DimensionsAverage Dimensions:
7.0 x 7.0 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.
November 18, 2022
Absolutely Perfect

The ring was even more stunning in person than it was in the original design photos (which I didn't think possible)- it met or exceeded all my expectations. The communication on order and delivery were great and customer service was super helpful. ...Read More

October 7, 2022
It's perfect!

My husband *reproposed* to me on Roosevelt Island with this upgrade ring!! He went with a 1.53 carat oval lab diamond, super ideal cut, G color, and VVS2 clarity set in yellow gold. I have never seen a ring like it. I am obsessed!! ...Read More

March 18, 2022
Gabby's fiancé
A unique beauty

I was proposed to with a beautiful cushion cut white gold twilight ring in the snowy mountains of Colorado. My ring is 2.01 carats, super ideal cut, J color and SI2 clarity. I find this ring so unique and beautiful and I think it looks timeless with a vintage design. The setting truly adds so much beauty with additional sparkle on the band and the details. ...Read More

Order Details

Easy monthly payments with Affirm. From 0% APR financing. Up to 36 months. Subject to credit approval.

Special 18 month financing options available with Wells Fargo, subject to credit approval.

Layaway options also available.

Learn More
Gemstone engagement ring in box