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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.

Hand Selected 1.75 ct Lab Diamonds set in Platinum Oval Trellis Solitaire 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?

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

Asscher Trellis Solitaire

Cushion Trellis Solitaire

Emerald Trellis Solitaire

Round Trellis Solitaire

Princess Trellis Solitaire

Radiant Trellis Solitaire

Lab Diamonds Oval Trellis Solitaire Diamond Engagement Ring in White Gold (Main View)

High Quality Diamonds set in White Gold Oval Trellis Solitaire Diamond Engagement Ring (Profile View)

Diamonds Oval Trellis Solitaire in White Gold (Side View)

Lab Grown Diamonds Oval Trellis Solitaire Diamond Engagement Ring in Yellow Gold (Main View)

Yellow Gold Oval Trellis Solitaire featuring High Quality Created Diamonds (Main View)

High Quality Diamonds set in Rose Gold Oval Trellis Solitaire Diamond Engagement Ring (Main View)

Created Diamonds set in Rose Gold Oval Trellis Solitaire Diamond Engagement Ring (Main View)

Platinum Oval Trellis Solitaire Diamond Engagement Ring featuring 1.75 ct Lab Diamonds (Main View)

Exceptional Quality 1.75 Carat Lab Diamonds Oval Trellis Solitaire Diamond Engagement Ring in Platinum (Profile View)

2.25 Carat Oval Lab Diamond Solitaire Engagement Ring in 18k Yellow Gold Ada Diamonds Design AD-328 Artistic

2.25 Carat Lab Diamonds Oval Trellis Solitaire in Yellow Gold (Profile View)

14k Yellow Gold Oval Trellis Solitaire Diamond Engagement Ring featuring 2.25 Carat Lab Diamonds (Side View)

Yellow Gold Oval Trellis Solitaire featuring 1.75 ct Diamonds (Main View)

Yellow Gold Oval Trellis Solitaire featuring 1.75 Carat Lab Diamonds (Profile View)

Exceptional Quality 1.75 ct Lab Created Diamonds set in Yellow Gold Oval Trellis Solitaire (Main View)

Yellow Gold Oval Trellis Solitaire Diamond Engagement Ring featuring 1.75 ctw Diamonds (Profile View)

Yellow Gold Oval Trellis Solitaire Diamond Engagement Ring featuring Exceptional Quality 3.75 ctw Lab Diamonds (Main View)

Exceptional Quality 3.5 ctw Lab Diamonds set in Yellow Gold Oval Trellis Solitaire Diamond Engagement Ring (Profile View)

2.0 Carat Diamonds set in Platinum Oval Trellis Solitaire (Main View)

Exceptional Quality 2.0 Carat Diamonds set in Platinum Oval Trellis Solitaire Diamond Engagement Ring (Profile View)

1.75 Carat Created Diamonds set in Platinum Oval Trellis Solitaire (Main View)

Exceptional Quality 1.75 ct Diamonds set in Platinum Oval Trellis Solitaire (Profile View)

Platinum 2.5ct Oval Solitaire Lab Created Diamond Engagement Ring Ada Diamonds Design AD-328

High Quality 2.5 Carat Diamonds Oval Trellis Solitaire in Platinum (Side View)

platinum 2.5 carat oval trellis solitaire engagement ring ada diamonds design ad 328 macro

rose gold two carat oval cut lab diamond solitaire engagement ring ada diamonds design ad328

18k rose gold 2 ct oval lab diamond trellis solitaire engagement ring

3.5 ctw Diamonds set in Yellow Gold Oval Trellis Solitaire Diamond Engagement Ring (Main View)

14k yellow gold 1.25ct oval trellis cathedral solitaire engagement ring ada diamonds design ad328 on model

platinum 1.5ct oval lab diamond trellis solitaire engagement ring ada diamonds design ad 328 on model

platinum 1.75 carat oval man made diamond in trellis solitaire setting on model ada diamonds design 328

Hand Selected 1.75 ct Lab Created Diamonds Oval Trellis Solitaire in Yellow Gold (Main View)

14k Yellow Gold Oval Trellis Solitaire Diamond Engagement Ring featuring 1.75 Carat Lab Diamonds (Main View)

Platinum Oval Trellis Solitaire featuring 2.0 Carat Diamonds (Main View)

18k rose gold lab diamond trellis solitaire engagement ring ada diamonds design ad 328 on model

platinum 2.5 carat oval lab created diamond in trellis solitaire engagement ring ada diamonds design ad328

Yellow Gold Oval Trellis Solitaire featuring 3.5 Carat Lab Created Diamonds (Main View)

Hand Selected 2.5 Carat Lab Grown Diamonds set in Platinum Oval Trellis Solitaire (Profile View)

18k White Gold 2.5 carat Oval Lab Diamond Trellis Solitaire Engagement Ring Ada Diamonds Design AD-328 Profile on Hand

Yellow Gold Oval Trellis Solitaire featuring 3.5 Carat Created Diamonds (Side View)

18k rose gold lab diamond wedding set with 2ct oval trellis solitaire engagement ring ada diamonds design ad 328

Exceptional Quality 2.5 Carat Lab Diamonds set in Platinum Oval Trellis Solitaire (Main View)

2.5ct Oval Trellis Solitaire Engagement Ring in Platinum

Platinum Oval Trellis Solitaire featuring High Quality 2.5 Carat Lab Diamonds (Main View)

2.5ct Oval Trellis Solitaire Engagement Ring in Platinum Profile View

Yellow Gold Oval Trellis Solitaire featuring 3.5 ctw Lab Grown Diamonds (Main View)

3.75ct Oval Trellis Solitaire in 14k Yellow Gold

Rose Gold Oval Trellis Solitaire featuring 2.0 Carat Man Made Diamonds (Main View)

2ct Oval Trellis Solitaire Engagement Ring in 18k Rose Gold

Your Choice of Gold: $1,350 USD Platinum: $1,600 USD Pricing is for setting only - center stone priced separately. Add a hidden halo for $500 USD.

Simple yet lovely, this setting features petite prongs and a trellis basket. Customize your lab diamond solitaire engagement ring with band widths of 1.8-2.5mm. 

Oval Trellis Solitaire

Trellis Solitaires

Custom made-to-order solitaire 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.