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A Diamond Concierge is available to help you choose the best option.

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>.

Thank You for Your Inquiry! 

An Ada Diamonds concierge will contact you via email shortly. You can expect a response within 1-2 business days of your submission. We look forward to working with you.In the meantime, please follow <a target="_blank" rel="noopener noreferrer" href="https://instagram.com/adadiamonds">@AdaDiamonds</a>!

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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.

Seven Diamond Floating Cosmopolitan Necklace - Ada Diamonds

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Our Seven Diamond Floating Cosmopolitan Necklace features a matched set of lab diamonds bezel set, starting at: 0.35ctw (~0.05ct each): $1,100 USD 0.75ctw (~0.11ct each): $1,350 USD 1.20ctw (~0.17ct each): $2,050 USD Starting at pricing assumes DEF, VS quality set in 14k white, yellow, or rose gold. Additional setting fees for 18kt: $150, for platinum: $300. Exact carat weights may vary. Arrives on an 20&quot; chain. All of Ada&#39;s fashion jewelry is fully bespoke and made to order. Our friendly Diamond Concierge are here to assist you in creating a stunning piece of fine jewelry customized to meet your need with conflict-free lab diamonds hand selected for quality, fire, and brilliance. <a href="https://www.adadiamonds.com/inquire/" target="_blank">Inquire</a> to get started or learn more about our exclusive <a href="https://www.adadiamonds.com/diamond-concierge-process" target="_blank">Concierge Experience</a>. In a hurry? Shop our hand-curated selection of <a href="https://www.adadiamonds.com/ready-to-ship-jewelry" target="_blank">ready to ship lab diamond fine jewelry</a> or <a href="https://www.adadiamonds.com/inquire/" target="_blank">inquire</a> to build something custom.

platinum round lab diamond seven bezel cosmopolitan necklace ada diamonds design ad 228 macro

18k yellow gold round seven stone lab diamond floating cosmopolitan necklace ada diamonds design ad228

Cosmopolitan Necklace Styles

Seven Diamond Floating Cosmopolitan Necklace

Seven bezel cosmopolitan necklace made in rose gold with lab created diamonds ADA Diamonds designs ad 228

White Gold 7 bezel cosmopolitan necklace made with man made diamonds ADA Diamonds ad design number 228

Seven Bezel cosmopolitan necklace made in yellow gold with laboratory made diamonds ADA Diamonds design design ad 228

A luxurious laboratory grown diamond necklace with seven round brilliant diamonds bezel set and suspended on a 20" chain. Available options: platinum, 14k or 18k gold: white, yellow, rose. Each piece of Ada Diamonds fashion jewelry is custom made to order in the USA. Sustainable, eco-friendly, conflict free, and affordable.

Seven Diamond Floating Station Necklace

A statement-making bezel set necklace with round brilliant lab diamonds suspended on a 20&quot; chain.

0.35 ct Round Diamonds set in 18k White Gold Seven Diamond Floating Cosmopolitan Necklace (Main View)

Seven Diamond Floating Cosmopolitan Necklace in 18k White Gold 0.35ctw

0.35 Carat Round Diamonds set in 14k Yellow Gold Seven Diamond Floating Cosmopolitan Necklace (Main View)

Seven Diamond Floating Cosmopolitan Necklace in 14k Yellow Gold 0.35ctw

14kt Rose Gold Seven Diamond Floating Cosmopolitan Necklace featuring Exceptional Quality 0.35 Carat Round Lab Diamonds (Main View)

Seven Diamond Floating Cosmopolitan Necklace in 14k Rose Gold 0.35ctw

Seven Diamond Floating Cosmopolitan Necklace in 14k White Gold 0.75ctw

Seven Diamond Floating Cosmopolitan Necklace in 14k Yellow Gold 0.75ctw

Seven Diamond Floating Cosmopolitan Necklace in 14k Rose Gold 0.75ctw

1.2 ct Round Brilliant Diamonds Seven Diamond Floating Cosmopolitan Necklace in White Gold (Main View)

Seven Diamond Floating Cosmopolitan Necklace in 18k White Gold 1.2ctw

1.2 Carat Round Brilliant Created Diamonds Seven Diamond Floating Cosmopolitan Necklace in 14k Yellow Gold (Main View)

Seven Diamond Floating Cosmopolitan Necklace in 14k Yellow Gold 1.2ctw

14kt Rose Gold Seven Diamond Floating Cosmopolitan Necklace featuring Exceptional Quality 1.2 Carat Round Diamonds (Main View)

Seven Diamond Floating Cosmopolitan Necklace in 14k Rose Gold 1.2ctw

Seven Diamond Floating Cosmopolitan Necklace in Platinum 1.2ctw

three quarter carat bezel set seven stone lab diamond necklace ada diamonds design ad 228 macro

Seven Diamond Floating Cosmopolitan Necklace in 18k White Gold 0.75ctw

Seven Diamond Floating Cosmopolitan Necklace in 18k Yellow Gold 0.75ctw

18k white gold seven stone bezel set necklace with lab grown diamonds ada diamonds design ad 228

Seven Diamond Floating Cosmopolitan Necklace in Platinum 0.75ctw

14k Yellow Gold 0.75ctw Seven Diamond Floating Station Necklace in 14k Yellow Gold featuring High Quality 0.75 Carat Round Lab Grown Diamonds (Main View)

1.2 Carat Round Created Diamonds Seven Diamond Floating Cosmopolitan Necklace in Platinum (Main View)

18k white gold 7 stone bezel set lab diamond necklace design ad 228

14k Yellow Gold 0.75ctw Seven Diamond Floating Station Necklace in 14k Yellow Gold featuring 0.75 Carat Round Lab Diamonds (Main View)

18k yellow gold round diamonds by the yard seven stone manmade diamond necklace ada diamonds design ad 228 on model

platinum 1 ct round seven bezel lab diamond floating cosmopolitan necklace ada diamonds design ad 228 on model

18k White Gold Seven Diamond Floating Cosmopolitan Necklace featuring 0.75 Carat Round Brilliant Diamonds (Main View)

0.75ctw Seven Diamond Floating Necklace in 18k White Gold

14k Yellow Gold 0.75ctw Seven Diamond Floating Station Necklace in 14k Yellow Gold featuring 0.75 ctw Round Diamonds (Main View)