White Default Shadow

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.

1.75 Carat Lab Diamonds Oval Halo Pavé Setting in Platinum (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?

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

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

ER-MB-Number-0

ER-MB-Number-1

ER-MB-Number-2

ER-MB-Number-3

ER-MB-Number-4

Asscher Halo Pavé Setting

Cushion Halo Pavé Setting

Emerald Halo Pavé Setting

Pear Halo Pavé Setting

Princess Halo Pavé Setting

Radiant Halo Pavé Setting

Round Halo Pavé Setting

Halo-000

Halo-001

Halo-002

Halo-003

Halo-004

Halo-005

Halo-006

White Gold Oval Halo Pavé Diamond Engagement Ring featuring Lab Diamonds (Main View)

Hand Selected Diamonds Oval Halo Pavé Diamond Engagement Ring in White Gold (Main View)

Lab Grown Diamonds Oval Halo Pavé Diamond Engagement Ring in White Gold (Profile View)

Exceptional Quality Lab Diamonds set in White Gold Oval Halo Pavé Setting (Profile View)

Lab Diamonds set in White Gold Oval Halo Pavé Diamond Engagement Ring (Side View)

Diamonds Oval Halo Pavé Setting in White Gold (Side View)

Lab Diamonds Oval Halo Pavé Diamond Engagement Ring in Yellow Gold (Main View)

High Quality Diamonds Oval Halo Pavé Diamond Engagement Ring in Yellow Gold (Main View)

Created Diamonds set in Rose Gold Oval Halo Pavé Diamond Engagement Ring (Main View)

Rose Gold Oval Halo Pavé Setting featuring Lab Diamonds (Main View)

Synthetic Diamonds Oval Halo Pavé Setting in Platinum & Yellow Gold (Main View)

Platinum & Yellow Gold Oval Halo Pavé Diamond Engagement Ring featuring Lab Diamonds (Profile View)

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

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

Lab Diamonds set in Platinum & Rose Gold Oval Halo Pavé Diamond Engagement Ring (Profile View)

Diamonds set in Platinum & Rose Gold Oval Halo Pavé Diamond Engagement Ring (Main View)

Man Made Diamonds set in Platinum & Rose Gold Oval Halo Pavé Setting (Profile View)

Platinum Oval Halo Pavé Diamond Engagement Ring featuring Exceptional Quality 1.5 ct Lab Grown Diamonds (Main View)

2.5ct oval lab diamond halo engagement ring with pavé band platinum

Platinum Oval Halo Pavé Diamond Engagement Ring featuring 2.75 ctw Man Made Diamonds (Side View)

3.5ctw custom oval halo pavé engagment ring with tapered band in 14k yellow gold ada diamonds design 303

2.5 Carat Diamonds Oval Halo Pavé Diamond Engagement Ring in Yellow Gold (Profile View)

rose gold oval lab diamond engagement ring with halo and diamond band ada diamonds design ad303

14k rose gold oval lab grown diamond 1.75 carat halo engagement ring with diamond band ada diamonds design ad 303

14k rose gold 2ct oval halo lab diamond engagement ring with diamond band ada diamond design ad 303

2ct oval rose gold engagement ring with halo and diamond band ada diamonds design ad 303

lab created halo engagement ring with oval

1.5ct oval lab diamond in halo pavé engagement ring setting ada diamonds

Platinum & Yellow Gold Oval Halo Pavé Diamond Engagement Ring featuring 2.25 Carat Diamonds (Main View)

Platinum Oval Halo Pavé Setting featuring 1.5 Carat Diamonds (Main View)

platinum oval halo pavé lab diamond engagement ring ada diamonds design ad 303 profile

1.5ct oval halo lab diamond engagement ring with diamonds on the band platinum

Hand Selected 1.75 Carat Diamonds Oval Halo Pavé Setting in Platinum (Main View)

2ct oval halo pavé engagement ring platinum

14k rose gold 1.5ct oval halo lab diamond engagement ring ada diamonds design ad 303

1.5ct oval lab diamond halo pavé engagement ring ada diamonds

Platinum Oval Halo Pavé Diamond Engagement Ring featuring 1.75 Carat Lab Diamonds (Main View)

14k Rose Gold 1.75 ct oval lab grown diamond halo engagement ring with pavé diamond band ada diamonds design ad 303

2ct lab diamond oval in halo pave setting

2.25ct oval lab diamond in halo pave setting

2.5ct oval in halo pavé engagement ring 14k yellow gold

Platinum 3 Carat Oval Cut Lab Diamond Halo Ring with Diamond Band Ada Diamonds Design AD-303 on Model

2.75ct oval lab diamond in halo pave setting

Platinum Oval Halo Pavé Diamond Engagement Ring featuring 3.0 Carat Diamonds (Main View)

14k rose gold oval lab diamond halo engagement ring with pavé band and lab diamond 3/4 eternity band on model ada diamonds design ad 303 on model

Platinum Oval Halo Pavé Setting featuring 1.5 ct Man Made Diamonds (Main View)

1.25ct oval lab diamond in halo engagement ring setting ada diamonds design ad 303

High Quality 3.0 Carat Diamonds Oval Halo Pavé Setting in Platinum (Main View)

3.5ctw Oval Halo Pavé Engagement Ring in Platinum

3.0 Carat Diamonds Oval Halo Pavé Diamond Engagement Ring in Platinum (Profile View)

3.5ctw Oval Halo Pavé Engagement Ring in Platinum Profile View

Yellow Gold Oval Halo Pavé Diamond Engagement Ring featuring 2.5 ct Diamonds (Main View)

3.5ctw Oval Halo Pavé Engagement Ring with Reverse Tapered Band and Diamond Bridge in 14k Yellow Gold

Rose Gold Oval Halo Pavé Diamond Engagement Ring featuring 1.75 Carat Synthetic Diamonds (Main View)

2.25ctw Oval Halo Pavé Engagement Ring in 14k Rose Gold

Your Choice of Gold:  1.1mm in Halo, 1.6mm on Band (0.60ctw): $3,150 USD1.2mm in Halo, 1.6mm on Band (0.70ctw): $3,200 USD1.3mm in Halo, 1.8mm on Band (0.80ctw): $3,350 USD1.5mm in Halo, 2.0mm on Band (1.0ctw): $3,950 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. Additional halo sizes of 2.0mm and 2.4mm.

A modern classic, this setting features a single halo and cathedral shoulders. Customize your lab diamond engagement ring by choosing your halo diamond size and band diamond size in 3/4, half, or eternity coverage.

Pavé Standard

Single Halo

Oval Halo Pavé Setting

Halo Pavé

Custom made-to-order oval halo 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.