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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.

High Quality 2.0 ctw Lab Diamonds set in Platinum Asscher Petite Four Prong Solitaire Diamond Engagement Ring (Main View)

2.0 ct Lab Created Diamonds set in Yellow Gold Asscher Petite Four Prong Solitaire (Main View)

Not sure what style your sweetheart desires? Ensure your proposal is a complete surprise! A non-customized version of this setting qualifies for our <a href="/proposal-settings">Proposal Setting program</a>.

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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

Round Petite Four Prong Solitaire

Cushion Petite Four Prong Solitaire

Emerald Petite Four Prong Solitaire

Oval Petite Four Prong Solitaire

Pear Petite Solitaire

Princess Petite Four Prong Solitaire

Radiant Petite Four Prong Solitaire

Asscher Petite Four Prong Pavé Setting

White Gold Asscher Petite Four Prong Solitaire Diamond Engagement Ring featuring Diamonds (Main View)

Hand Selected Diamonds set in White Gold Asscher Petite Four Prong Solitaire (Profile View)

White Gold Asscher Petite Four Prong Solitaire Diamond Engagement Ring featuring Lab Diamonds (Side View)

Yellow Gold Asscher Petite Four Prong Solitaire featuring Diamonds (Main View)

Yellow Gold Asscher Petite Four Prong Solitaire featuring Hand Selected Created Diamonds (Main View)

Lab Diamonds Asscher Petite Four Prong Solitaire Diamond Engagement Ring in Rose Gold (Main View)

Hand Selected Synthetic Diamonds set in Rose Gold Asscher Petite Four Prong Solitaire Diamond Engagement Ring (Main View)

Lab Diamonds Asscher Petite Four Prong Solitaire in Platinum & Yellow Gold (Main View)

Man Made Diamonds Asscher Petite Four Prong Solitaire in Platinum & Yellow Gold (Profile View)

Diamonds Asscher Petite Four Prong Solitaire in Platinum & Yellow Gold (Profile View)

Platinum & Rose Gold Asscher Petite Four Prong Solitaire Diamond Engagement Ring featuring Diamonds (Main View)

Lab Diamonds Asscher Petite Four Prong Solitaire in Platinum & Rose Gold (Profile View)

Created Diamonds set in Platinum & Rose Gold Asscher Petite Four Prong Solitaire Diamond Engagement Ring (Main View)

Platinum & Rose Gold Asscher Petite Four Prong Solitaire featuring Diamonds (Profile View)

3.0 Carat Diamonds Asscher Petite Four Prong Solitaire Diamond Engagement Ring in Platinum (Main View)

Platinum Asscher Petite Four Prong Solitaire featuring 3.0 Carat Diamonds (Profile View)

Yellow Gold Asscher Petite Four Prong Solitaire Diamond Engagement Ring featuring Hand Selected 4.0 Carat Lab Diamonds (Main View)

yellow gold lab created asscher cut engagement ring

4.0 ct Diamonds Asscher Petite Four Prong Solitaire in Yellow Gold (Profile View)

platinum 1.75ct asscher cut lab created diamond solitaire engagement ring ada diamonds design ad234 macro

platinum 1.75 ct petite four prong solitaire engagement ring with asscher lab diamond center stone ada diamonds design ad 234

14k Yellow Gold 2.5ct Asscher Lab Diamond Four Prong Solitaire Ada Diamonds Design AD-234 Macro

14k Yellow Gold 2.5ct Asscher Four Prong Lab Created Diamond Solitaire Ada Diamonds Design AD-235 Profile

platinum 2 carat asscher cut lab diamond petite solitaire engagement ring ada diamonds design ad234

Platinum 3 Carat Asscher Solitaire Lab Diamond Ring Ada Diamonds Design AD-234 Macro

Platinum 3 Carat Asscher Solitaire Lab Diamond Ring Ada Diamonds Design AD-234 Profile

Two Carat Asscher Lab Diamond Solitaire Engagement Ring Ada Diamonds Design AD-234

Two Carat Asscher Lab Created Diamond Solitaire Engagement Ring Ada Diamonds Design AD-234

platinum 1.75 ct asscher cut lab diamond solitaire engagement ring ada diamonds design ad 234 on model

Hand Selected 2.0 Carat Diamonds Asscher Petite Four Prong Solitaire in Platinum (Main View)

Platinum 2.25 Square Emerald Cut Lab Diamond Four Prong Solitaire Ada Diamonds Design AD-378 on Model

Platinum Asscher Petite Four Prong Solitaire Diamond Engagement Ring featuring 2.75 Carat Lab Diamonds (Main View)

Platinum Asscher Petite Four Prong Solitaire featuring 3.0 Carat Man Made Diamonds

4ct asscher cut diamond in yellow gold solitaire engagement ring

yellow gold asscher and baguette wedding set

3.0 Carat Diamonds set in Platinum Asscher Petite Four Prong Solitaire (Profile View)

High Quality 3.0 Carat Diamonds Asscher Petite Four Prong Solitaire Diamond Engagement Ring in Platinum (Main View)

3ct Asscher Petite Solitaire Engagement Ring in Platinum

Platinum Asscher Petite Four Prong Solitaire Diamond Engagement Ring featuring 3.0 ct Lab Diamonds (Profile View)

3ct Asscher Petite Four Prong Engagement Ring in Platinum Profile View

Yellow Gold Asscher Petite Four Prong Solitaire Diamond Engagement Ring featuring 2.5 ctw Lab Diamonds (Main View)

2.5ct Asscher Petite Four Prong Solitaire in 14k Yellow Gold

Your Choice of Gold: $1,250 USDPlatinum &amp; Two-Tone: $1,500 USD Pricing is for setting only - center stone priced separately. Add a hidden halo for $500 USD.

Lovely and timeless, this setting features petite prongs and a gallery wire for maximum light exposure. Customize your lab diamond solitaire engagement ring with band widths of 1.8-2.5mm.

Asscher Petite Four Prong Solitaire

Petite Solitaires

Ada's Four Prong Solitaire lab grown diamond engagement ring is a contemporary fit for an asscher cut lab diamond. All of Ada's bridal pieces are fully bespoke and made-to-order. Available options: platinum, 14k or 18k gold: white, yellow, rose. Discover why diamonds cultured in a lab are more pure, sustainable, and meaningful than mined diamonds.