
“They will ask about it. You will smile and say nothing else.”

The Promesse Lumineuse is built around a 3-carat round-cut lab-grown diamond, colour F, clarity VS (3 ct total), set in 14K White Gold / 14K Yellow 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.
A round brilliant certified lab-grown diamond of three full carats, enthroned in a commanding prong setting of 14K white or yellow gold.
It is F color, VS clarity — colorless, clean, laboratory-grown to the identical crystal the earth makes, and certified.
White gold states it in ice; yellow gold in gold leaf. Both are legally binding to the eye.
“They will ask about it. You will smile and say nothing else.”
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.
Some promises are whispered. This one is three carats and does not need to be. Promesse Lumineuse is the promise kept before it is even made.
Three carats of round brilliant is the summit of the classic form — the size where the cut's fifty-seven facets stop sparkling and start broadcasting. It is visible the way weather is visible.
Across a restaurant it is a rumor. Across a table it is a headline. On her hand it is simply the truth, hourly.
A stone of this consequence rides in prongs engineered like architecture — high, open, and absolutely certain.
Our Master Artisans in New York seat it by hand, torque-test every prong, and finish the band to a vault shine. Promises this size are kept structurally.
Not for someday. For today. For her — three carats do not do somedays.
They will ask about it. She will smile and say nothing else. Three carats answer questions all by themselves.
Most promises are words. The durable ones are minerals.
Want it flanked, haloed, or in a different gold? Our Atelier drafts your version free — a fully-rendered CAD in 24 hours, no credit card, no obligation.
The ring photographed is finished, certified, and ready to leave New York.
Easy monthly payments with Buy Now, Pay Later — a luminous promise on humane terms.
Add Promesse Lumineuse to your cart — some promises should outlive everyone who heard them.
Some things you wait for. This is not one of them. Take it home tonight on a Buy Now, Pay Later plan and let it become the piece you reach for when you want to remember exactly who you are. The price was never the question — the years of “later” were.
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.