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Shown With 7mm Round Sapphire

Sapphire Petite Shared Prong Diamond Ring (1/4 ct. tw.) Set with 7mm Blue Round Sapphire

This dainty ring features sheer sparkle that extends halfway around the ring. The center gem appears to float above the delicate band (1/4 total carat weight). ... Read More

Metal: 18K White Gold


Size Guide

Delivery by Valentine’s Day

Order now for delivery by Wed, Feb 2, depending on ring size.

Georgetown, Washington DC showroom entryway

Georgetown, Washington DC

3332 Cady's Alley NW
Washington, DC 20007


Daily: 10am–7pm

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Ring Information

18K White Gold
Prong metal:
14K White Gold
Average width:
1.8 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:
7.0 x 7.0 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.
January 20, 2022
Bobby's Wife
Cushion cut diamonD

Absolutely thrilled. For Christmas my husband decided to get me a ring. We hadn't been able to prior to now. I love it so much, I was worried because I wasn't sure what setting. I love that I was able to adjust it the way I wanted, select the diamond I wanted. And the process that was provided. They even offered a split payment for us and that helped so we could still get other Christmas presents. I now feel weird if I am not wearing my ring. It goes so well with my wedding ring too. We both love it so much! I have actually recommended this site to my friend back home. He's been trying to get an idea on what to do for his girlfriend. I was able to show him how to navigate the website over text message. ...Read More

January 20, 2022
Emma's fiancé

The engagement ring turned out to be absolutely perfect! Emily who worked with me did an outstanding job with helping me decide on an amazing ring while staying within my price range! ...Read More

November 29, 2021
Kerry's mine
she said YES

The ring is beautiful! it is so sparkly all her friends are jealous ...Read More

Order Details

*Estimated delivery time if ordered by 2 PM PT today

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