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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.

Lab Diamonds set in Emerald Trellis Solitaire (Profile 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

Oval Trellis Solitaire

Round Trellis Solitaire

Princess Trellis Solitaire

Radiant Trellis Solitaire

White Gold Emerald Trellis Solitaire featuring Synthetic Diamonds (Main View)

White Gold Emerald Trellis Solitaire featuring Diamonds (Profile View)

Diamonds Emerald Trellis Solitaire Diamond Engagement Ring in White Gold (Side View)

Hand Selected Lab Diamonds set in Yellow Gold Emerald Trellis Solitaire Diamond Engagement Ring (Main View)

Yellow Gold Emerald Trellis Solitaire featuring Man Made Diamonds (Main View)

Rose Gold Emerald Trellis Solitaire Diamond Engagement Ring featuring Lab Diamonds (Main View)

Lab Diamonds Emerald Trellis Solitaire Diamond Engagement Ring in Rose Gold (Main View)

platinum 5 carat emerald cut trellis lab diamond solitaire engagement ring ada diamonds design ad 330 profile view

4.5 ctw Lab Created Diamonds Emerald Trellis Solitaire Diamond Engagement Ring in Platinum (Profile View)

white gold trellis solitaire with emerald cut

platinum trellis setting with emerald cut center stone

Platinum 1.5ct Emerald Cut Lab Diamond Trellis Solitaire Engagement Ring Ada Diamonds Design AD-330 Artistic

Platinum 1.5 carat Emerald Cut Lab Created Diamond Trellis Solitaire Engagement Ring Ada Diamonds Design AD-330 Profile

White Gold 1.5ct Emerald Cut Lab Diamond Trellis Solitaire Engagement Ring Ada Diamonds Design AD-330 Macro

platinum 4.5ct emerald cut lab diamond in high profile trellis solitaire engagement ring setting ada diamonds design ad 330

Platinum 1.5ct Emerald Cut Lab Grown Diamond Trellis Solitaire Ada Diamonds Design AD-330 Side View of Hand

Unveiling the 4.5ct Emerald Trellis Solitaire Diamond Engagement Ring in Platinum | Ada's Exclusive

4.5ct Emerald Trellis Solitaire Diamond Engagement Ring in Platinum

"2.5ct Emerald Cut Trellis Solitaire Diamond Engagement Ring in 14k Yellow Gold - AD-330"

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.

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

Emerald 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.