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.

Thank You for Your Inquiry! 

An Ada Diamonds concierge will contact you via email shortly. You can expect a response within 1-2 business days of your submission. We look forward to working with you.In the meantime, please follow <a target="_blank" rel="noopener noreferrer" href="https://instagram.com/adadiamonds">@AdaDiamonds</a>!

Need Help?

A US-based lab diamond expert will respond within 1 business day.&nbsp;

Global PopUp Form

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

Return Policy

We expect you to love your Ada jewelry. Should you be unhappy for any reason, return your item within 30 days for a full refund, less any non-refundable deposits or re-stocking fees. Jewelry must be in new, unworn condition and customer is responsible for return shipping. A return shipping label will be provided for a small fee.

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.

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

ER-MB-Number-8

ER-MB-Number-9

ER-MB-Number-10

Diamonds Three Sided Pavé Diamond Engagement Ring in White Gold (Main View)

Created Diamonds Three Sided Pavé Setting in White Gold (Profile View)

White Gold Three Sided Pavé Diamond Engagement Ring featuring Lab Diamonds (Side View)

Lab Created Diamonds Three Sided Pavé Diamond Engagement Ring in Yellow Gold (Main View)

Yellow Gold Three Sided Pavé Diamond Engagement Ring featuring Diamonds (Main View)

Rose Gold Three Sided Pavé Diamond Engagement Ring featuring Hand Selected Lab Grown Diamonds (Main View)

Lab Grown Diamonds set in Rose Gold Three Sided Pavé Setting (Main View)

Platinum & Yellow Gold Three Sided Pavé Diamond Engagement Ring featuring Diamonds (Main View)

Diamonds Three Sided Pavé Setting in Platinum & Yellow Gold (Profile View)

Lab Diamonds set in Platinum & Yellow Gold Three Sided Pavé Diamond Engagement Ring (Profile View)

Platinum & Rose Gold Three Sided Pavé Diamond Engagement Ring featuring Synthetic Diamonds (Main View)

Hand Selected Diamonds set in Platinum & Rose Gold Three Sided Pavé Diamond Engagement Ring (Profile View)

Diamonds Three Sided Pavé Diamond Engagement Ring in Platinum & Rose Gold (Main View)

Platinum & Rose Gold Three Sided Pavé Setting featuring Diamonds (Profile View)

platinum 3.5ct lab created diamond micropavé engagement ring ada diamonds design ad 172

platinum 3.5 carat round lab created diamond band three sided pavé engagement ring ada diamonds design ad 172 profile

platinum 3 carat round lab diamond in three sided pavé setting with diamond prongs ada diamonds design ad 172

platinum 3 carat round lab diamond in three sided pavé setting with diamond prongs ada diamonds design ad 172 profile view

profile view of 2ct round laboratory grown diamond engagement ring with micropavé band and hidden halo ada diamonds design ad 172

platinum micro pave engagement ring with 1.75ct lab diamond oval

platinum 2 carat oval lab diamond in micropavé engagement ring setting ada diamonds design ad 172 profile

14k Yellow Gold Two Carat Oval Three Sided Pavé Lab Diamond Engagement Ring Ada Diamonds Design Number 172 Macro Shot

14k Yellow Gold Two Carat Oval Three Sided Pavé Lab Diamond Engagement Ring Ada Diamonds Design Number 172 Side View

Lab Grown Diamond Three Sided Pave Setting Engagement Ring Design AD-172

3 Carat Oval Lab Diamond Engagement Ring with Three Sided Pavé Band in Platinum Ada Diamonds AD-172

platinum two carat radiant cut lab diamond pavé engagement ring ada diamonds design ad 172 macro

platinum 2 ct radiant cut man made diamond pavé engagement ring ada diamonds design ad 172 profile

14k Rose Gold 1.5 Carat Oval Three Sided Pavé Lab Diamond Ring Ada Diamonds Design AD-172 Artistic Image

3 Carat Oval Lab Diamond Engagement Ring with Three Sided Pavé Band in Platinum Profile View Ada Diamonds AD-172

platinum 4 carat radiant cut lab created diamond engagement ring with three sided micropavé band ada diamonds design ad 172

platinum 3 carat radiant cut manmade diamond in three sided pavé engagement ring ada diamonds design ad 172

High Quality 3.75 Carat Lab Diamonds set in Platinum Three Sided Pavé Diamond Engagement Ring (Main View)

oval lab diamond in micro pave setting platinum

18k White Gold 2.5ct Cushion Cut Three Sided Pavé Engagement Ring with Diamond Basket Made With Lab Diamonds Ada Diamonds Design AD-172 Macro Shot in White Box

18k White Gold 2.5 Carat Cushion Cut Lab Diamond in Three Sided Pavé Setting with Diamond Basket Ada Diamonds Design AD-172 Profile View

Platinium 2.25ct Round Lab Diamond Six Prong Engagement Ring with Three Sided Pavé Band Ada Diamonds Design AD-172 Artistic Image

Platinium 2.25 Carat Round Lab Created Diamond in Six Prong Micro Pavé Setting Ada Diamonds Design AD-172 Profile View

rose gold and platinum 3 carat oval three sided pave lab diamond engagement ring with hidden halo and diamond prongs ada diamonds design ad 172 macro

14k rose gold and platinum 3 carat oval cut lab diamond engagement ring ada diamonds design ad172 profile view

2.25 Carat Lab Grown Diamonds set in Yellow Gold Three Sided Pavé Setting (Main View)

platinum round 3.25ct six prong lab diamond engagement ring with three sided diamond band ada diamonds design ad 172 macro

platinum 3.5 carat round manmade diamond six prong micropave custom engagement ring ada diamonds design ad 172 profile

1ct oval lab diamond in micro pave setting

1ct round lab diamond in micro pave setting

1.5ct cushion lab diamond in micro pave setting

1.50ct round in yellow gold three sided pave setting

1.50ct lab created oval diamond in three sided pave setting

1.75ct oval lab diamond in micro pave setting

1.75ct round lab diamond in micro pave setting

1.75ct cushion lab diamond in micro pave setting

platinum 2ct round micropavé engagement ring with hidden halo made with lab diamonds ada diamonds design ad172 on model

platinum three sided pavé lab diamond engagement ring with 2 ct radiant cut lab diamond ada diamonds design ad172 on model

2.25ct cushion lab diamond in micro pave setting

2.5ct round lab diamond in micro pave setting

platinum 3 ct round micropavé lab diamond engagement ring on model ada diamonds design ad 172

14k rose gold and platinum 3 carat oval manmade diamond engagement ring with three sided pavé band ada diamonds design ad 172 on model

3ct cushion lab diamond in micro pave setting

platinum 3.25ct round micropave six prong lab diamond engagement ring ada diamonds design 172 on model

platinum 3.5 carat radiant cut lab diamond engagement ring with micropavé band on model ada diamonds design ad 172

Platinum Three Sided Pavé Setting featuring 1.75 ct Diamonds (Main View)

2.5ctw Round Three Sided Pavé Engagement Ring in Platinum

1.75 Carat Diamonds set in Platinum Three Sided Pavé Diamond Engagement Ring (Profile View)

2.5ctw Round Three Sided Pavé Engagement Ring in Platinum Profile View

Platinum Three Sided Pavé Diamond Engagement Ring featuring 3.75 ct Man Made Diamonds (Main View)

4.25ctw Oval Three Sided Pavé Engagement Ring in Platinum

3.0 Carat Lab Created Diamonds set in Platinum Three Sided Pavé Diamond Engagement Ring (Main View)

3.5ctw Cushion Three Sided Pavé Engagement Ring in Platinum

Your Choice of Gold: 0.9mm Side Stones: $2,950 USD1.0mm Side Stones: $3,050 USD1.2mm Side Stones: $3,550 USD Starting at price is for the setting only (center stone priced separately) and includes DEF/VS lab grown diamonds set in 3/4 coverage. Platinum &amp; two-tone available for an additional $300 fee. Add a hidden halo for $500. Total carat weights are approximate.

Eye-turning and spectacular, this setting features petite prongs on a three-sided pave band. This can be done in a petite or cathedral style. Customize your lab diamond engagement ring with diamond sizes of 0.9-1.2mm in 3/4, half, or eternity coverage.

Three Sided Pavé

Three Sided Pavé Setting

Custom made-to-order diamond band engagement 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 New York and Austin TX.