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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.

Emerald Three Stone Pavé 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_!

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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

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Diamonds Emerald Three Stone Pavé Setting in White Gold (Main View)

High Quality Diamonds set in White Gold Emerald Three Stone Pavé Diamond Engagement Ring (Profile View)

Diamonds set in White Gold Emerald Three Stone Pavé Setting (Side View)

Yellow Gold Emerald Three Stone Pavé Setting featuring Exceptional Quality Diamonds (Main View)

Yellow Gold Emerald Three Stone Pavé Setting featuring High Quality Diamonds (Main View)

Lab Diamonds Emerald Three Stone Pavé Setting in Rose Gold (Main View)

Rose Gold Emerald Three Stone Pavé Setting featuring Lab Diamonds (Main View)

2.5 ct emerald cut three stone lab diamond engagement ring platinum ada diamonds design ad 468

platinum 2.5ct three stone emerald cut pavé lab diamond engagement ring ada diamonds design ad 468 profile

custom three stone emerald pave wedding ring with a 3ct emerald lab grown diamond

custom three stone emerald pave ring with a 2ct emerald lab diamond and matching french u eternity band

platinum emerald three stone pave engagement ring

18k white gold three stone pave ring with laboratory grown emerald cut diamonds

platinum white gold three stone pave ring with lab created emerald cut diamonds

white gold three stone pave ring with 1.75ct lab grown emerald cut diamonds

platinum emerald three stone pave ring with 2ct laboratory grown emerald diamond and emerald side stone

platinum 3.5 carat emerald cut three stone lab created diamond ring with pavé band ada diamonds design ad 368

High Quality 2.5 Carat Diamonds set in Platinum Emerald Three Stone Pavé Setting (Main View)

2.5 Carat Diamonds set in Platinum Emerald Three Stone Pavé Setting (Main View)

3ctw Emerald Three Stone Pavé Engagement Ring in Platinum

2.5 Carat Lab Diamonds set in Platinum Emerald Three Stone Pavé Diamond Engagement Ring (Profile View)

3ctw Emerald Three Stone Pavé Engagement Ring in Platinum Profile View

Your Choice of Gold: 0.20ct Each Side Stones with 1.6mm pavé: $3,300 USD0.30ct Each Side Stones with 1.8mm pavé: $3,650 USD0.40ct Each Side Stones with 1.8mm pavé: $4,200 USD0.50ct Each Side Stones with 2.0mm pavé: $4,600 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, with pavé set in 3/4 coverage. Side stones at or below 0.50ct will be uncertified and hand-selected to match your center stone. Side stones above 0.50ct are available upon request and are individually certified. Additional pavé sizes available: 2.2mm and 2.4mm.  ﻿Platinum and two-tone available for an additional $300 fee. This style must be modified to accommodate a mixed-metal setting.

Romantic and elegant, this setting features a matched pair of emerald cut lab grown diamond side stones in a trellis style setting with pavé diamonds. 

Three Stone U Pave

Emerald Three Stone Pavé Setting

Three Stone Pave Trellis

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.