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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.

2.5 ct Synthetic Diamonds set in Platinum Oval Petite Four Prong Pavé Diamond Engagement Ring (Main View)

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?

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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 Petite Four Prong Pavé Setting

Cushion Petite Four Prong Pavé Setting

Emerald Petite Four Prong Pavé Setting

Round Petite Four Prong Pavé Setting

Pear Petite Pavé Setting

Princess Petite Four Prong Pavé Setting

Radiant Petite Four Prong Pavé Setting

Oval Petite Four Prong Solitaire

Lab Diamonds set in White Gold Oval Petite Four Prong Pavé Diamond Engagement Ring (Main View)

Man Made Diamonds Oval Petite Four Prong Pavé Diamond Engagement Ring in White Gold (Profile View)

White Gold Oval Petite Four Prong Pavé Setting featuring Lab Diamonds (Side View)

Yellow Gold Oval Petite Four Prong Pavé Setting featuring Exceptional Quality Diamonds (Main View)

Lab Diamonds Oval Petite Four Prong Pavé Setting in Yellow Gold (Main View)

Diamonds set in Rose Gold Oval Petite Four Prong Pavé Diamond Engagement Ring (Main View)

Created Diamonds set in Rose Gold Oval Petite Four Prong Pavé Diamond Engagement Ring (Main View)

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

Lab Grown Diamonds Oval Petite Four Prong Pavé Setting in Platinum & Yellow Gold (Profile View)

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

Platinum & Rose Gold Oval Petite Four Prong Pavé Diamond Engagement Ring featuring Hand Selected Lab Created Diamonds (Main View)

Hand Selected Man Made Diamonds set in Platinum & Rose Gold Oval Petite Four Prong Pavé Diamond Engagement Ring (Profile View)

Diamonds set in Platinum & Rose Gold Oval Petite Four Prong Pavé Setting (Main View)

Lab Diamonds Oval Petite Four Prong Pavé Diamond Engagement Ring in Platinum & Rose Gold (Profile View)

platinum 1.75ct oval lab diamond in petite four prong solitaire engagement ring ada diamonds design ad 230 macro

lab created oval diamond in pave setting in platinum

platinum 4 carat oval cut man made diamond pavé engagement ring ada diamonds design ad 230 macro

14k gold 2.5ct oval lab diamond pavé engagement ring ada diamonds design ad 230 macro

14k yellow gold 2.5 carat oval cut man made diamond engagement ring with pavé band ada diamonds design ad 230 profile

18k Yellow Gold 2 Carat Oval Pavé Lab Diamond Engagement Ring Ada Diamonds Design AD-230 Artistic in Pink Box

Platinum 2.5 Carat Oval Four Prong Pavé Engagement Ring with Lab Grown Diamonds Ada Diamonds Design Number 230 Profile View in Box

platinum 3.75ct oval cut lab diamond petite four prong engagement ring wtih diamond band ada diamonds design ad 230 macro

Hand Selected 2.0 ct Lab Diamonds Oval Petite Four Prong Pavé Diamond Engagement Ring in Platinum (Main View)

Platinum 2.75 Carat Oval Lab Diamond Pavé Engagement Ring Ada Diamonds Design AD-230 Artistic Image

platinum 3ct oval petite four prong pavé engagement ring with hidden halo ada diamonds design 230 side view

Platinum Oval Petite Four Prong Pavé Setting featuring Hand Selected Man Made Diamonds

Four Prong Oval Pavé Engagement Ring Yellow Gold Profile View Ada Diamonds AD-230

2.5 Carat Oval Lab Diamond Pavé Engagement Ring in Rose Gold Side View Ada Diamonds AD-230

Platinum 3.5 Carat Oval Lab Diamond Pavé Engagement Ring Ada Diamonds Design AD-230 artistic

Platinum 3.5 Carat Oval Lab Diamond Pavé Engagement Ring Ada Diamonds Design AD-230 Profile

White Gold 2ct Oval Lab Diamond Ring with Diamond Band and Matching Wedding Band Ada Diamonds Design AD-230

platinum and rose gold 4 ct oval lab diamond ring with pavé band ada diamonds design ad 230

platinum and rose gold two tone 4 carat oval cut lab created diamond pavé engagement ring ada diamonds design ad 230 profile view

two tone 18k yellow gold and platinum 4ct oval lab diamond engagement ring with diamonds on the band ada diamonds design ad 230

two tone platinum and 18k yellow gold 4 ct oval lab diamond engagement ring with pavé band ada diamonds design ad 230 profile view

2.0 ct Lab Diamonds Oval Petite Four Prong Pavé Diamond Engagement Ring in Platinum (Main View)

platinum 3.25ct oval lab diamond in petite four prong pavé engagement ring ada diamonds design ad 230 on model

platinum 3.75ct oval cut lab diamond petite pavé engagement ring ada diamonds design ad 230 on model

platinum 4 carat oval cut lab created diamond petite pavé engagement ring ada diamonds design ad 230 on model

18k Yellow Gold 2 Carat Oval Pavé Lab Diamond Engagement Ring Ada Diamonds Design AD-230 Profile on Hand

diamond prongs on oval petite pave engagement ring in platinum

platinum and rose gold 4 carat oval petite pavé lab diamond engagement ring with asscher five stone wedding band ada diamonds design ad 230 and ad 273 on model

on model comparison of diamond band engagement ring widths lab diamonds ada diamonds

2.5 CTW Oval Petite Four Prong Pavé Platinum Engagement Ring

2.5 CTW Oval Petite Four Prong Pavé Platinum Engagement Ring - Profile View

18k Yellow Gold Oval Petite Four Prong Pavé Diamond Engagement Ring (2.0 CTW)

2.0 ct Lab Diamonds Oval Petite Four Prong Pavé Setting in Rose Gold (Main View)

2.5ctw Oval Four Prong Pavé Engagement Ring in 14k Rose Gold

Oval Petite Four Prong Pavé Diamond Engagement Ring in Platinum & 18k Rose Gold (4.0ct)

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. Add a hidden halo for $500 USD. Total carat weights are approximate.

Delicate and delightful, this setting features an integrated four-prong basket with petite prongs and a gallery wire. Customize your lab diamond engagement ring with diamond sizes of 1.6-2.5mm in 3/4, half, or eternity coverage.

Pavé Standard

Oval Petite Four Prong Pavé Setting

Petite 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.