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Shown With 7.5mm Cushion Moissanite

Moissanite Quinn Lab Diamond Ring Set with 7mm Super Premium Colorless Cushion Moissanite

Captivating tapered baguette diamonds are prong set in this elegant ring, brilliantly framing the center gem. With a delicate band, this ring evokes classic beauty (1/5 total carat weight). ... Read More

Metal: Platinum


Size Guide

Order now for delivery by Mon, Aug 29

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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:
1.8 mm

Accent Gemstones

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

Center Gemstone

Average DimensionsAverage Dimensions:
7.0 x 7.0 mm
Average ColorAverage Color:
Average ClarityAverage Clarity:
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.
June 13, 2022

So happy my partner & I decided to go with the Quinn setting. Have received so many compliments and I will never get tired of looking at it. Would recommend! ...Read More

October 18, 2020
Beautiful design and mesmerizing

It's a show stopper that everyone comments on. The tapered baguets are a perfect compliment to the oval diamond without being cliché ...Read More

October 14, 2020
In love with this ring

My fiance and I picked this out together and I could not be happier. I got a 2.02 carat oval lab diamond with this setting and it is perfect. I had a hard time finding photos of exactly what my ring would look like and I'm glad we just went for it. I would highly recommend this company. For reference, my finger size is 8.5 ...Read More

Order Details

*Estimated delivery if ordered by 2 PM PT today

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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