Sapphire Secret Garden Diamond Ring (1/2 ct. tw.) in 18K White Gold
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Sapphire Secret Garden Diamond Ring (1/2 ct. tw.) Set with 5.5mm 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 (1/2 total carat weight).

As a Brilliant Pick, this piece displays the best and brightest in fashion and design and is beloved by Brilliant Earth designers and customers alike. ... Read More

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Ring Information

18K White Gold
Prong metal:
18K White Gold
Average width:
4.0 mm
Rhodium Plated:

Accent Gemstones

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

Center Gemstone

Dimensions Dimensions:
5.5 x 5.5 mm
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.
We’re leading the jewelry industry towards clean energy. We use clean energy in our showrooms and offices, have displaced all other corporate emissions since 2018, and support wind and solar energy projects through collaborations that help address climate change.
Our packaging uses recycled materials made with less energy, less water, and fewer emissions. We make our iconic ring boxes with wood certified by the Forest Stewardship Council and design them to last lifetimes. Since 2021, we’ve used 100% recycled paper, saving hundreds of tons of CO2, and we’re shrinking our packaging even more to further reduce waste.
October 14, 2023
Paul's fiancé
Even more beautiful in person

This is my fairy princess dream engagement ring! The way light catches it is stunning and it sparkles like magic. Truly a show stopper and everyone has commented on how unique it is. I think the emerald cut diamond gives it a classic look. For reference, we went with platinum and a 2.99 ct emerald cut lab diamond. Super ideal, VVS1, D color. ...Read More

October 5, 2023
Britney's future husband
As beautiful as advertised

I bought the ring online and the images were so beautiful. I was a little nervous the real thing wouldn't live up to the images I was staring at non stop. I was relieved when the actual ring looked just as good of not better. Only complaint I could make was my free gift (necklace) was all tangled up and I'm still struggling to untangle it. Whatever, the ring was the reason for the purchase ...Read More

September 25, 2023
Catherine, betrothed to Dan
Stunning floral ring!

This ring exceeded and exceeds my hopes for it. The stones remain brilliant throughout the day and catch everyone's eye, including mine, repeatedly. It's more solid than it looked in the pictures, as well. I'd hoped for a unique ring that was beautiful, and found it here. Thank you! ...Read More

Order Details

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Gemstone ring on wooden jewelry box.