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A sample of our hand-selected, pre-vetted, in-house inventory, immediately available for sale. Want to see more options? <a href="/inquire">Inquire</a> now for a curated list.&nbsp;

Our friendly Diamond Concierge Team is available to answer any questions you may have, help you choose a spectacular lab diamond, and customize this engagement ring to your exact specifications.

ER PDP Checkout Fine Print

Complimentary engraving up to 10 characters. Longer engravings or those with special characters may be available for an extra charge upon inquiry. Please note, resizing engraved rings may require an additional fee.

Not sure what size halo is best? <a href="/inquire">Please inquire</a> and a Diamond Concierge will be happy to discuss with you.

Always custom created, never mass-produced. We proudly craft all of our engagement rings in the USA.

Visit <a href="/visit">one of our showrooms</a> or join the thousands of clients around the world who work with us <a href="/diamond-concierge-process">entirely virtually</a>.

After checkout, a Concierge will contact you via email to confirm your order. Prior to production, you will receive a rendering of your ring's exact dimensions for your approval. If you are unresponsive, your order may be canceled.Have questions? Not ready to checkout? <a href="/inquire">Inquire</a> now and a Concierge will respond within 1 business day.&nbsp;

Setting Price as Currently Configured

PDP ER - Setting Price as Currently Configured

Free US Shipping fully insured with signature required to a residence, business address, or Fedex Office. Purchases over $15,000 will ship FedEx Priority Overnight. Purchases of less than $15,000 will ship Fedex Two Day. International Shipping to 69 countries, fully insured. International shipping fees start at $75 USD.

When it comes to durability and having an engagement ring that stands the test of time, platinum is our recommended choice for a white metal.

Radiant and Baguette Setting - Ada Diamonds

Read Our <a href="/synthetic-diamond-facts-and-misconceptions/frequently-asked-questions-about-lab-grown-diamonds">Frequently Asked Questions</a>See Our <a href="/buy-lab-diamonds">Diamond Pricing</a>

New to Lab Diamonds?

Overlay Centered

A Purchase This Important Deserves&nbsp;an <a href="/ada-vs-competition">Impeccable Buying Experience</a>

Why Choose Ada Diamonds?

Shop <a href="/wedding-bands">Wedding Bands</a> Shop <a href="/mens-wedding-bands">Men’s Bands</a>

From Will You? to _I Do_!

emerald-eternity-band-with-lab-grown-diamonds.jpg

Ada was founded by a husband-wife team. <a href="/about-ada-diamonds">Our Genesis</a> &amp; <a href="/ethical-supply-chains">Our Values</a>

Grown From Love

Founders of Ada Diamonds Sitting on a Beach at Sunset

Ready to Begin Your Concierge Experience?

Engagement Modal Form

Ada Diamonds specializes in large, sensational diamonds of superlative quality. Our diamonds are cut from the highest purity diamond crystals, have optimal cut and sparkle, and are always eye clean. Much like mined diamonds, lab diamonds are priced based on their quality characteristics. Use the tool below to understand our pricing:

Ada Diamonds is the Leading Luxury Purveyor of Lab Diamonds

Asscher and Baguette Setting

Cushion and Baguette Setting

Emerald and Baguette Setting

Oval and Baguette Setting

Princess and Baguette Setting

Round and Baguette Setting

Exceptional Quality Lab Diamonds Radiant and Baguette Diamond Engagement Ring in White Gold (Main View)

Exceptional Quality Lab Diamonds Radiant and Baguette Setting in White Gold (Profile View)

Lab Diamonds set in White Gold Radiant and Baguette Diamond Engagement Ring (Side View)

Diamonds set in Yellow Gold Radiant and Baguette Diamond Engagement Ring (Main View)

Lab Created Diamonds Radiant and Baguette Diamond Engagement Ring in Yellow Gold (Main View)

High Quality Diamonds Radiant and Baguette Diamond Engagement Ring in Rose Gold (Main View)

Lab Diamonds set in Rose Gold Radiant and Baguette Diamond Engagement Ring (Main View)

Created Diamonds set in Platinum & Yellow Gold Radiant and Baguette Setting (Main View)

High Quality Man Made Diamonds set in Platinum & Yellow Gold Radiant and Baguette Setting (Profile View)

Radiant and Baguette Setting featuring Exceptional Quality Lab Grown Diamonds

Man Made Diamonds set in Platinum & Yellow Gold Radiant and Baguette Setting (Profile View)

Platinum & Rose Gold Radiant and Baguette Setting featuring Diamonds (Main View)

Platinum & Rose Gold Radiant and Baguette Setting featuring Hand Selected Lab Created Diamonds (Profile View)

Platinum & Rose Gold Radiant and Baguette Diamond Engagement Ring featuring Lab Diamonds (Main View)

High Quality Man Made Diamonds Radiant and Baguette Setting in Platinum & Rose Gold (Profile View)

Platinum Radiant and Baguette Setting featuring High Quality 2.5 Carat Diamonds (Main View)

2.5 ct Lab Diamonds set in Platinum Radiant and Baguette Setting (Profile View)

2.5 Carat Lab Diamonds set in Platinum Radiant and Baguette Setting (Main View)

Exceptional Quality 2.5 ctw Lab Diamonds set in Platinum Radiant and Baguette Setting (Profile View)

18k yellow gold 2.5 carat radiant cut and baguette man made diamond engagement ring ada diamonds design ad 485

Yellow Gold Radiant and Baguette Diamond Engagement Ring featuring 2.0 ctw Lab Diamonds (Profile View)

platinum and yellow gold radiant cut and baguette three stone manmade diamond engagement ring ada diamonds design ad 485 macro

platinum and yellow gold radiant cut and baguette three stone lab created diamond engagement ring ada diamonds design ad 485 profile view

platinum 3.25 carat radiant cut lab diamond engagement ring with baguette side stones ada diamonds design ad 485 macro

2.5 ctw Lab Grown Diamonds set in Yellow Gold Radiant and Baguette Setting (Main View)

2.5 Carat Lab Created Diamonds Radiant and Baguette Diamond Engagement Ring in Yellow Gold (Profile View)

1.25 ct Diamonds set in Yellow Gold Radiant and Baguette Setting (Main View)

custom platinum 2.5ct lab grown radiant cut diamond ring with baguette side stones

14k yellow gold 2ct lab made radiant cut diamond and baguette engagement ring

3.0 ctw Lab Diamonds Radiant and Baguette Diamond Engagement Ring in Platinum & Yellow Gold (Main View)

18k yellow gold 2.5ct radiant cut and baguette three stone lab diamond engagement ring ada diamonds design ad 485 on model

Yellow Gold Radiant and Baguette Diamond Engagement Ring featuring 2.5 ct Lab Diamonds (Main View)

platinum 2.5ct radiant cut lab diamond with baguette side stones

2.5 ct Lab Diamonds set in Platinum Radiant and Baguette Diamond Engagement Ring (Main View)

platinum 3 ct radiant cut and baguette three stone lab diamond engagement ring ada diamonds design 485 on model

platinum 3 carat radiant cut lab diamond engagement ring with baguette side stones ada diamonds design ad485

Platinum & Yellow Gold Radiant and Baguette Diamond Engagement Ring featuring 3.0 Carat Diamonds (Main View)

3.0 Carat Diamonds Radiant and Baguette Diamond Engagement Ring in Platinum & Yellow Gold (Main View)

2.5 Carat Man Made Diamonds set in Yellow Gold Radiant and Baguette Setting (Profile View)

Platinum Radiant and Baguette Diamond Engagement Ring featuring 2.75 Carat Lab Diamonds (Main View)

3.2ctw Radiant and Baguette Three Stone Engagement Ring in Platinum

2.75 ctw Man Made Diamonds set in Platinum Radiant and Baguette Setting (Profile View)

3.2ctw Radiant and Baguette Three Stone Engagement Ring in Platinum Profile View

2.7ctw Radiant and Baguette Three Stone Engagement Ring in 14k Yellow Gold

Your Choice of Gold: 0.10ct Each Side Stones (0.20ctw): $2,450 USD0.15ct Each Side Stones (0.30ctw): $2,550 USD0.20ct Each Side Stones (0.40ctw): $2,650 USD0.35ct Each Side Stones (0.70ctw): $3,200 USD Starting at price is for the setting and side stones only (center stone priced separately) and includes DEF/VS lab grown diamond side stones. Platinum and two-tone available for an additional $300 fee. Subject to availability; all side stone weights and measurements are approximate.

A distinctive three stone engagement ring setting featuring conflict-free, lab grown baguette side stones. 

Radiant and Baguette Setting

Three Stone Baguette

Custom made-to-order three stone ring featuring conflict-free lab diamonds hand-selected for quality, fire, and brilliance. Available options: platinum, 14k or 18k gold: white, yellow, rose. Ada Diamonds is the leading luxury purveyor and the best place to buy a lab diamond. Virtual consultations available worldwide; private in-person appointments available in San Francisco, New York, and Austin TX.