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The same diamond, the same certification — at the price it always should have been.
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Cerchio Eterno

The Signature Collection
Lune Royale
Ready to Ship — The Actual Piece
Cerchio Eterno — in stock, ready to ship
Premium Lab-Grown Diamond · IGI Certified · Part No. 2N-KDA-R2GC5O
This is the actual piece, ready to ship from our New York vault. It is set with a 1 ct Round-cut premium lab-grown diamond, in 14K White Gold. It is IGI Certified and ships exactly as photographed — the same stone, the same grade, no substitution. Part No. 2N-KDA-R2GC5O.
StonePremium Lab-Grown Diamond
ShapeRound
Centre1 ct
CertificationIGI Certified
◆ Ships Today ◆ IGI Certified ◆ Insured Delivery ◆ 30-Day Returns ◆ Hand-Finished Velvet Box ◆ Premium Lab-Grown Diamond
Every 2N piece is IGI-graded and insured in transit — the exact stone, the exact grade, direct from our New York vault.
A Premium Lab-Grown Diamond — the same physical, chemical and optical composition as a natural diamond, with identical fire and hardness. Hand-built by our Master Artisans.
$32/mo
$756$3,443 Save 78%
24-Month Financing — or 6 Months · 0% Interest via PayPal
Subject to credit approval. Credit provided by PayPal.
Ring Size
Not sure of your size? Your concierge can help →
Buy It Now · Pay LaterShips insured · 0% for 6 months
The actual piece — IGI-certified fine jewelry, ready today, shipped insured in a hand-finished velvet box.
Our Vision
Cerchio Eterno
Created from Scratch — Not Repurposed

“A whisper of elegance captured in 58 facets.”

Our recreation of this piece
is being finished by hand
Premium Lab-Grown Diamond · Hand-Finished 2N Creation · Part No. 2N-DIA-R2GC5O
StonePremium Lab-Grown Diamond
ShapeRound
Centre1 ct
CertificationIGI Certified
A custom, limited-edition creation — only a select number of this design are ever made. Built from scratch by our Master Artisans, never repurposed. Please allow 10 days, as each piece is made to order for you.
◆ Master-Artisan Finished ◆ IGI Certified ◆ Premium Lab-Grown Diamond ◆ New York Vault ◆ Insured Delivery ◆ Velvet Box
A Premium Lab-Grown Diamond — the same physical, chemical and optical composition as a natural diamond, with identical fire and hardness. Hand-built by our Master Artisans.
$58/mo
$1,377$3,443 Save 60%
Bespoke — made to order, only for you.
24-Month Financing — or 6 Months · 0% Interest via PayPal
Subject to credit approval. Credit provided by PayPal.
Metal — 14K White Gold
Ring Size
Not sure of your size? Your concierge can help →
Buy It Now · Pay LaterShips insured · 0% for 6 months
IGI-certified piece with Verify — our Master-Artisan creation, shipped insured in a hand-finished velvet box.
Your Private Concierge (207) 679-0656 concierge@2ndiamonds.com
IGI CertifiedInsured Delivery30-Day ReturnsVelvet Box
The Diamond, and Why It Was Chosen

Cerchio Eterno

The Cerchio Eterno is built around a 1-carat round-cut lab-grown diamond, set in 14K White Gold and IGI-certified — independently graded, permanent, internationally recognised. It is a lab-grown diamond: atom-for-atom identical to a mined stone in fire, hardness and brilliance — the only reason a diamond of this grade reaches you at this price.

The round cut, born from a legacy of master craftsmanship, has been engineered to ignite with the most intense fire of any diamond. Its F-grade color is an icy wonder, evoking a whisper against snow, while its VS clarity ensures it remains flawless to the naked eye. This shape's history is as rich as its beauty, optimized over centuries to reflect limitless dreams.

Her Story

“A whisper of elegance captured in 58 facets.”

The round brilliant is the most studied cut in history — fifty-eight facets calculated so precisely that light entering the stone reverses and returns to the eye as fire. It is the benchmark every other shape is measured against.

This is the moment you've been waiting for, when you let your fingers trace the shimmering contours of a diamond that seems to capture the universe in its embrace.

Because deep in your heart, you always knew you deserved something radiant to mark your journey—your milestone, your triumph. It's a decision that belongs uniquely to you, for the celebration of an achievement only you can define.

In the art of jewelry, this ring stands as an ode to light's play, its 58 facets carving a dance of fire and brilliance. Each beam that meets its surface is captivated, refracted, sent spiraling back to the world in a symphony of glistening rainbows, crowned by the glow of 14K gold that sets it apart.

Chosen for a woman who knows her own worth, Cerchio Eterno is a testament to elegance and sophistication. Certified by IGI and crafted to order, each ring promises unmatched quality. At just $719.00, it's an attainable luxury. Open the door to your desires with Buy Now, Pay Later and make it yours today by adding it to your cart.

This is the kind of luxury that does not shout, because it does not have to. Bring it home on six months at 0%, or stretch it across twenty-four, and let it be the one decision you made purely for you. You have earned every carat of it.

The 2N Standard

Materials, Certification & Delivery

Every 2N diamond is finished by hand by our Master Artisans in New York — cutters and setters whose training spans decades, and whose rule is absolute: nothing leaves the bench unless it would survive a side-by-side comparison with anything in any showroom in the world.

These are the same diamonds we have supplied to wholesalers and jewelry houses for years — the exact grade, the exact craftsmanship. Now they reach you directly, at the price the trade pays, with no showroom, no middleman, and no markup standing between you and the stone.

That is the whole of the 2N standard: only the finest diamonds earn our name, set into pieces built to be owned for a lifetime and handed down — delivered to your door, insured, in a hand-finished velvet box that no one will open but you.

Materials14K White Gold, set with a Premium Lab-Grown Diamond.
CertificationIGI Certified — independently graded, permanent, internationally recognised.
DeliveryShipped fully insured in a hand-finished velvet box, tracked to your door.
Assurance30-day returns · Buy Now, Pay Later · your private concierge on call.
$32/mo$756 Boutique $3,443 · Buy Now, Pay Later
◆ The 2N Assurance ◆
Every Piece, Guaranteed
IGI Certified
Independently graded and permanently registered — the exact stone, the exact grade, documented before it reaches your hand.
Insured · 10-Day Delivery
Shipped fully insured and tracked to your door in a hand-finished velvet box, typically within ten days.
30-Day Returns
Live with it. Be certain. If it is not everything you pictured, return it within thirty days — simply, no questions.
Lab-Grown Provenance
Atom-for-atom identical to a mined diamond in fire, hardness and brilliance — an origin you can trace and stand behind.
Master-Artisan Made
Finished by hand in New York by cutters and setters whose standard is that nothing leaves the bench unless it is flawless.
Private Concierge
One dedicated specialist from first question to final delivery — reachable directly, whenever you need them.