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Shown With 6mm Round Sapphire

Sapphire Secret Garden Diamond Ring (1/2 ct. tw.) Set with 6mm Blue Round Sapphire

Glistening marquise-shaped diamond buds rest on whimsical vines of precious metal winding towards the center gem for a look of natural elegance. ... Read More

Metal: Platinum


Size Guide

Order now for delivery by Tue, Aug 17

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

950 Platinum
Prong metal:
Average width:
4.0 mm

Accent Gemstones

Min. carat total weight Min. carat total weight:
Prong Set
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.
June 14, 2021
Joe the PA
The service, quality, and product was fantastic!

The customer service were all so helpful and nice. The diamond came shipped earlier than expected and the product was great. I have recommended this company to several of my friends and family. ...Read More

June 8, 2021
Beautiful ring

Beautiful ring. ...Read More

June 8, 2021
Stunning Engagement

My (then) girlfriend and I were looking at rings and each designed what we envisioned. This ring was a cross between what she liked and what I liked, but it's mostly her preferences. The ability to customize the ring was key to the purchase, but I have to admit that I was absolutely thrilled with the delivery. The box has NO outer markings to reveal what was inside. She was home when the ring was delivered and signed for it without every knowing what was inside. Overall, the process was far better than any experience I have ever had in a store, and knowing that the ring was comprised of a mixture of ethically-sourced and lab-created stones really removed any hesitation I had in purchasing. ...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