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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.

Oval Classic Four Prong 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>

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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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Asscher Classic Four Prong Pavé Setting

Cushion Classic Four Prong Pavé Setting

Emerald Classic Four Prong Pavé Setting

Round Classic Four Prong Pavé Setting

Princess Classic Four Prong Pavé Setting

Radiant Classic Four Prong Pavé Setting

Oval Classic Four Prong Solitaire

Hand Selected Lab Diamonds set in White Gold Oval Classic Four Prong Pavé Setting (Main View)

White Gold Oval Classic Four Prong Pavé Diamond Engagement Ring featuring Lab Created Diamonds (Profile View)

Diamonds Oval Classic Four Prong Pavé Setting in White Gold (Side View)

Exceptional Quality Lab Diamonds Oval Classic Four Prong Pavé Setting in Yellow Gold (Main View)

Yellow Gold Oval Classic Four Prong Pavé Setting featuring Man Made Diamonds (Main View)

High Quality Lab Diamonds Oval Classic Four Prong Pavé Setting in Rose Gold (Main View)

Rose Gold Oval Classic Four Prong Pavé Diamond Engagement Ring featuring Lab Diamonds (Main View)

Lab Diamonds set in Platinum & Yellow Gold Oval Classic Four Prong Pavé Diamond Engagement Ring (Main View)

Platinum & Yellow Gold Oval Classic Four Prong Pavé Setting featuring Man Made Diamonds (Profile View)

Platinum & Yellow Gold Oval Classic Four Prong Pavé Diamond Engagement Ring featuring Diamonds (Profile View)

Platinum & Rose Gold Oval Classic Four Prong Pavé Diamond Engagement Ring featuring Man Made Diamonds (Main View)

Hand Selected Diamonds set in Platinum & Rose Gold Oval Classic Four Prong Pavé Setting (Profile View)

Platinum & Rose Gold Oval Classic Four Prong Pavé Diamond Engagement Ring featuring Lab Diamonds (Main View)

Platinum & Rose Gold Oval Classic Four Prong Pavé Setting featuring Hand Selected Man Made Diamonds (Profile View)

platinum 3.5ct oval cut man made diamond pavé classic engagement ring ada diamonds design ad 343 macro

White Gold 3.5ct Oval Pavé Engagement Ring Ada Diamonds Design Ad-343 Profile

Yellow Gold Oval Classic Four Prong Pavé Diamond Engagement Ring featuring 3.25 ctw Lab Diamonds (Main View)

2.5 ct Lab Grown Diamonds set in Yellow Gold Oval Classic Four Prong Pavé Setting (Main View)

18k Yellow Gold 2.5 Carat Oval Lab Diamond Engagement Ring with Diamond Band Ada Diamonds Design AD-343 artistic

18k Yellow Gold 2.5ct Oval Lab Diamond Engagement Ring with Diamond Band Ada Diamonds Design AD-343 Profile View

14k yellow gold 3.5 ct oval classic four prong pavé lab diamond engagement ring ada diamonds design ad 343

14k yellow gold 3.5 ct oval classic four prong pavé lab created diamond engagement ring ada diamonds design ad 343

1.5 ctw Lab Grown Diamonds set in Yellow Gold Oval Classic Four Prong Pavé Setting (Main View)

1.5 ctw Lab Diamonds Oval Classic Four Prong Pavé Diamond Engagement Ring in Yellow Gold (Side View)

1.5 Carat Diamonds set in Yellow Gold Oval Classic Four Prong Pavé Setting (Profile View)

Platinum 2ct Oval Lab Created Diamond Pavé Engagement Ring Ada Diamonds Design AD-343 in Box

Platinum 3ct Oval Lab Diamond Pavé Ring Ada Diamonds Design AD-343 Artistic

Yellow Gold Lab Diamond Wedding Set with 3ct Oval Lab Diamond Pavé Engagement Ring and Lab Diamond Half Eternity Band Ada Diamonds Design AD-343 Profile

Yellow Gold Lab Diamond Wedding Set with 3ct Oval Lab Diamond Pavé Engagement Ring Ada Diamonds Design AD-343 Profile

14k yellow gold diamond band engagement ring with 1.5ct oval lab diamond center stone ada diamonds design ad343

platinum 2 carat oval cut classic four prong pavé lab diamond engagement ring ada diamonds design ad 343

2.25 ctw Diamonds set in Platinum Oval Classic Four Prong Pavé Setting (Main View)

Yellow Gold Oval Classic Four Prong Pavé Diamond Engagement Ring featuring 2.5 ctw Lab Diamonds (Main View)

Yellow Gold Oval Classic Four Prong Pavé Diamond Engagement Ring featuring 3.25 Carat Created Diamonds (Main View)

2.75 Carat Oval Cut Lab Diamond Engagement Ring with Diamond Band Ada Diamonds Design AD-343 Profile on Hand

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3.0 Carat Diamonds set in Platinum Oval Classic Four Prong Pavé Setting (Main View)

3.5ctw Oval Classic Four Prong Pavé Engagement Ring in Platinum

3.0 ct Lab Diamonds set in Platinum Oval Classic Four Prong Pavé Setting (Profile View)

3.5ctw Oval Classic Four Prong Pavé Engagement Ring in Platinum Profile View

Yellow Gold Oval Classic Four Prong Pavé Setting featuring 3.25 Carat Lab Created Diamonds (Main View)

3.75ctw Oval Classic Four Prong Pavé Engagement Ring in 14k Yellow Gold

Your Choice of Gold:  1.6mm Side Stones (0.40ctw): $2,450 USD 1.8mm Side Stones (0.50ctw): $2,550 USD 2.0mm Side Stones (0.60ctw): $2,650 USD 2.2mm Side Stones (0.70ctw): $2,750 USD 2.4mm Side Stones (1.0ctw): $3,150 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. Total carat weights are approximate.

Simply beautiful, this setting features four prongs for maximum security. Customize your lab diamond engagement ring with diamond sizes of 1.6-2.5mm in 3/4, half, or eternity coverage.

Pavé Standard

Oval Classic Four Prong Pavé Setting

Classic Pavé

Custom made-to-order oval pave 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 San Francisco, New York, and Austin TX.