Now serving the United States · Prices in USD · Insured shipping, customs handled|30-day exchange|GIA / IGI certified diamonds
Dreamed with you. Made in Montreal. Kept for a lifetime.
Free shipping in Quebec · 30-day exchange
Most popular
The most viewed and requested creations over the past 30 days, ready to be personalized for your story.
70+ creations online · Free shipping in Quebec

The PRIMA Collection
The Envol necklace and bracelet, the Aether necklace, a ring and earrings — set with VS1 colour D lab-grown marquise diamonds, IGI certified. Designed at our studio, handcrafted in Montreal, made to last.
Online boutique
Filmed unretouched, in natural light. What you see here is exactly what arrives in your case — ordered online, delivered to your door in 3 to 4 weeks.
The AUCLAIRE journey
Two minutes, no commitment. Budget, style, target date — that's our starting point.
We prepare a bespoke selection and a 3D rendering of your creation, along with the certificates.
Once you approve the 3D rendering, it is handcrafted in our atelier and delivered in its case within 3 to 4 weeks.
You have nothing to worry about: complimentary resizing, 30-day exchange and a lifetime warranty on the diamond.
Response within 24 hours · Free consultation, in-studio or by video
The AUCLAIRE promise
We select the very best stones for your wishes and budget. We would always rather do a little more than not enough — in the selection, the craftsmanship, and every finishing detail.
Because AUCLAIRE is a family business, every piece carries our name. It must be able to pass through generations and become part of your legacy — as it is part of ours.
No jewel leaves our atelier without its AUCLAIRE certificate of authenticity. Centre diamonds also include their GIA or IGI certificate.
Each stone is evaluated for its brilliance, proportions, and true beauty — never only for what appears on paper.
Our reputation is built one piece at a time. We create today what future generations will be proud to pass on.
500+ satisfied clients · featured twice on TVA as an industry expert
Their stories are what give our work its meaning.
“ He said yes on one knee, and I said yes to the ring. Everything was perfect, from our first meeting to the little box. ”
“ They took the time to understand our story. The result exceeded everything I had imagined. ”
“ Warm, personal guidance, no pressure, and a far fairer price than in stores. I'd recommend them without hesitation. ”
Behind the scenes
Discover our stones, our creations, and the gestures that bring every jewel to life — watch right here.
Views and interactions shown come directly from Facebook and may change in real time.
Our space · Montreal
We sell mostly online — that's what lets us offer certified diamonds at a fair price. Our atelier is very real, and you're welcome to visit, with no obligation.





Private consultation office
Door closed, screen on, the models in front of you. We try on shapes, compare diamond sizes, then our team models your piece in 3D — you see it from every angle and approve it before the gold is cast.



@maisonauclaire
A free private consultation in Montreal or by video call. No pressure, no fees — just honest advice.
Response within 24 hours · No payment required
Ready to choose your diamond?
Free consultation · GIA/IGI certified diamonds · Free shipping in Quebec