Sapphire Lark Diamond Ring in 18K White Gold
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Sapphire Lark Diamond Ring Set with 6mm Blue Round Sapphire

This classic setting features sparkling diamond shoulders that taper towards a dazzling center gemstone (1/15 total carat weight). ... Read More

Metal: 18K White Gold


Size Guide

Order now for delivery by Thu, Apr 13

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:
14K White Gold
Average width:
2.0 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:
6.0 x 6.0 mm
Average ColorAverage Color:
Average ClarityAverage Clarity:
Eye Clean
Sri Lanka

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.
February 6, 2023
Timeless and stunning!

We had a wonderful experience at the Georgetown showroom where this ring was recommended. My (now wife) is a physician, and she wanted a timeless ring style that would complement her style and not sit too high for her to wear at work. We paired this with the Wren wedding band and had them soldered together through Brilliant Earth and love the set! ...Read More

December 29, 2022
Dee's fiancé
Just Perfect

Ring and stone matched the demo perfectly. Bought as engagement ring and fiancée loves it. ...Read More

September 25, 2021
Literally a dream come true!

I've had this setting saved for over a year now and I'm so happy that my now fiancé (!!!) remembered and got exactly what I've always wanted. The I've been getting so many compliments on it, especially on how stunning and sparkly the center stone is! For reference - setting is platinum with 1.5ct lab diamond ...Read More

Order Details

*Estimated delivery if ordered by 2 PM PT tomorrow

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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