Starting at price assumes a matched pair of F+ VS2+ lab diamonds in 14k. Exact carat weights may vary.Want bigger diamonds? Prefer to pick your own matched pair? Our friendly Diamond Concierge are here to assist you. <a href="/inquire">Inquire</a> to get started or learn more about our exclusive<a href="/diamond-concierge-process" target="_blank" rel="noopener noreferrer"> Concierge Experience</a>.

Starting at price assumes a F+ VS2+ lab diamond in 14k. Exact carat weights may vary.Want a bigger diamond? Prefer to pick your own? Our friendly Diamond Concierge are here to assist you. <a href="/inquire">Inquire</a> to get started or learn more about our exclusive<a href="/diamond-concierge-process"> Concierge Experience</a>.

Features DEF VS lab grown diamonds set in 14k. Carat weights are approximate.

Starting at price assumes DEF VS lab grown diamonds set in 14k. Carat weights are approximate.

Starting at price assumes a matched pair of F+ VS2+ lab diamonds in 14k. Exact carat weights may vary.&nbsp;

Starting at price assumes a matched pair of F+ VS2+ lab diamonds with DEF VS lab grown melee set with in 14k. Exact carat weights may vary.

Starting at price assumes a F+ VS2+ lab diamond. Exact carat weights may vary.

Starting at price assumes a F+ VS2+ lab diamond with DEF VS lab grown melee in 14k. Exact carat weights may vary.&nbsp;

Starting at price assumes DEF/VS lab grown diamonds in sizes 5-6 set in your choice of gold. Additional setting fee for platinum: $300. Diamond sizes and weights are approximate and subject to availability.

Starting at pricing assumes 14k yellow, 14k rose, 18k white, 18k yellow, or 18k rose gold in sizes 7-10. Pricing is for the setting only - center stone priced separately.All of Ada's solitaire settings are fully bespoke and made to order. Want to customize this ring to meet your needs? No problem. Our friendly Diamond Concierge are here to help you create the perfect ring.

Custom bands feature DEF/VS lab grown diamonds. Diamond sizes and weights are approximate and subject to availability. Please note that all custom bands of 4mm or wider are final sale and not eligible for return or re-size.

Available in our light comfort fit (~1.75mm height) and standard comfort fit (~2.2mm height). The two most popular widths for men are 5mm and 6mm. Starting at pricing assumes 18k white, yellow, or rose gold in light comfort fit in sizes 7-10. Additional costs: Platinum +$300 USD, standard weight +$400 USD. Available discounts: 14k yellow or rose gold -$200 USD; 4mm -$200 USD.Comparison shopping? The depth or height of the band contributes to the pricing of metal bands. Ada’s light comfort fit depth may be referred to as “mid weight” or even “heavy weight” by other brands. We believe your wedding band should feel comfortable, yet substantial.

Available in standard comfort fit (~1.9mm height). The two most popular widths for men are 5mm and 6mm. Starting at pricing assumes 18k white, yellow, or rose gold in comfort fit in sizes 7-10. Additional costs: Platinum +$300 USD. Available discounts: 14k yellow or rose gold -$200 USD; 4mm -$200 USD.Comparison shopping? The depth or height of the band contributes to the pricing of metal bands. We believe your wedding band should feel comfortable, yet substantial.

Starting at price assumes DEF/VS lab grown diamonds in sizes 5-6 set in your choice of gold. Additional setting fee for platinum: $300. Carat weights are approximate.

Starting at pricing assumes 14k yellow or rose gold in sizes 4-7.Note: Metal bands are not custom cast and are available as off-the-shelf items for expediency and cost. As a result, this ring may have very slight differences in color for yellow and rose gold from custom cast pieces. If you are interested in a custom cast band to accompany your wedding band set, please inquire.

Looking to purchase a single earring? We're happy to sell individually. Please inquire and a member of our Diamond Concierge Team will be happy to help.

Interested in another metal? <a href="/inquire">Please inquire</a>.

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>.

Our friendly Diamond Concierge Team is available to answer any questions, help you choose the perfect {{Jewelry_Type_Clean}}, or customize this design to your exact specifications.

This design is only available in a single carat weight. Please inquire if you would like to customize this design.

Setting Price as Currently Configured

PDP ER - Setting Price as Currently Configured

_Secret Sale_ Details

Limited quantities available. Secret Sale items may only be exchanged or returned for store credit and are not eligible for a refund.

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.

Set with friction posts and tension backs. Screw backs available upon request.&nbsp;

Lab diamonds of 0.70ct or larger are guaranteed to come with IGI, GCAL, or GIA grading reports. Lab diamonds smaller than 0.70ct may not be graded but have been assessed by Ada Diamonds staff.&nbsp;

Planning to wear this next to an engagement ring? Consider a <a href="/jewelry/spacer-band-295">Spacer Band</a> to protect your prongs.

Ready to order? A member of our Concierge team will confirm your order via email prior to production.

PDP - Wedding Bands - Purchase Fine Print

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.

14k Yellow Gold Marquise East-West Half Band featuring 0.7 Carat Diamonds (Profile View)

Shop <a href="/ready-to-ship-jewelry">Ready to Ship Jewelry</a>Delivered as Soon as Tomorrow

In a Hurry?

Overlay Centered

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?

Always Custom, Always Conscious Shop <a href="/engagement-rings-and-wedding-bands">Engagement Rings</a>

Bespoke Bridal

<a href="/ada-diamonds-reviews">Read Real Reviews</a> fromClients Just Like You

Customer Reviews

Ready to Begin Your Concierge Experience?

Regular Jewelry Modal

Your Choice of Gold: 0.1ct each (0.7ctw): $2,300 USD0.15ct each (0.9ctw): $2,600 USD0.2ct each (1.2ctw): $2,900 USD

18k White Gold Marquise East-West Half Band featuring 0.7 ctw Lab Diamonds (Profile View)

Marquise East-West Half Band

0.7 Carat Lab Diamonds Marquise East-West Half Band in 14kt Rose Gold (Main View)

18k White Gold Marquise East-West Half Band featuring 0.7 ct Lab Diamonds (Main View)

0.7 Carat Diamonds set in 18k Yellow Gold Marquise East-West Half Band (Main View)

Marquise East-West Half Band in 14k Yellow Gold 0.7ctw

Marquise East-West Half Band in 18k White Gold 0.7ctw

Hand Selected 0.7 ct Diamonds set in 18kt White Gold Marquise East-West Half Band (Side View)

Marquise East-West Half Band in 18k Yellow Gold 0.7ctw

Marquise East-West Half Band in 14k Rose Gold 0.7ctw

14k Yellow Gold Marquise East-West Half Band featuring 0.7 ct Lab Diamonds (Main View)

Yellow Gold Marquise East-West Half Band featuring Hand Selected 0.7 Carat Lab Grown Diamonds (Profile View)

Platinum Marquise East-West Half Band featuring 0.9 ctw Lab Diamonds (Main View)

Marquise East-West Half Band in Platinum 0.9ctw

Platinum Marquise East-West Half Band featuring 0.7 Carat Diamonds (Profile View)

Marquise East-West Half Band in Platinum 0.7ctw

1.2 Carat Lab Diamonds Marquise East-West Half Band in 18k White Gold 1.2ctw in 18 Karat White Gold (Main View)

Marquise East-West Half Band in 18k White Gold 1.2ctw

14k Yellow Gold Marquise East-West Half Band in 14k Yellow Gold 0.7ctw featuring High Quality 0.7 Carat Diamonds (Main View)

0.7 ct Diamonds Marquise East-West Half Band in Platinum 0.7ctw in Platinum (Main View)

18k White Gold Marquise East-West Half Band in 18k White Gold 0.7ctw featuring 0.7 ctw Man Made Diamonds (Main View)

1.2 ct Lab Diamonds set in Platinum Marquise East-West Half Band in Platinum 1.2ctw (Main View)

Marquise East-West Half Band in Platinum 1.2ctw

0.7 Carat Diamonds set in 14k Yellow Gold Marquise East-West Half Band in 14k Yellow Gold 0.7ctw (Main View)