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Hand delivered across the GTA — 7–10 daysEvery diamond IGI-certifiedHandmade to order · Lifetime care
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A lab-grown diamond engagement ring among loose IGI-certified diamonds

Fine jewellery — lab-grown diamonds

Own what others
can't find

Diamond shapes

Shop by shape

Round-cut lab-grown diamondOval-cut lab-grown diamondCushion-cut lab-grown diamondPrincess-cut lab-grown diamondEmerald-cut lab-grown diamondPear-cut lab-grown diamondMarquise-cut lab-grown diamondRadiant-cut lab-grown diamondAsscher-cut lab-grown diamondHeart-cut lab-grown diamond

Round

The brightest cut of all — 58 facets of pure fire.

Find your round diamond

Creative studio

Design your own jewellery

Begin with a certified lab-grown diamond and shape everything around it — the cut, the setting, the metal, the hand it is made for. Our atelier builds it once, numbers it, and retires the design. Yours, and only yours.

Design your ring
Custom lab-grown diamond engagement rings displayed on dark velvet
Loose certified diamonds being selected at the Duvaire design atelier

Begin with the stone

Tailor-made by you

Choose from IGI-certified diamonds in every shape and carat, then work with the atelier — online or in a private appointment — until every detail is exactly as you imagined.

Start with a diamond

Why Duvaire

The house standard

A Duvaire jewellery piece being finished by hand at the bench

Handmade to Order

Nothing sits in a warehouse. Every piece is made to order at the bench, then numbered and released.

An IGI-certified lab-grown diamond inspected under a loupe

IGI-Certified Brilliance

Each lab-grown diamond arrives independently graded and IGI-certified for cut, colour, clarity and carat.

A Duvaire jewellery box prepared for hand delivery across the GTA

Hand Delivered Across the GTA

We bring your piece to you by hand across the Greater Toronto Area, typically within 7–10 days.

A jeweller polishing a diamond ring at the Duvaire atelier

Lifetime Atelier Care

Complimentary cleaning, inspection and resizing for life. Your piece returns to the same bench it was born on.

Reviews

Word of mouth

★★★★★
The Arden ring is the first thing people notice when I walk into a room. The cut holds light like nothing I have owned.
Amelia R.Toronto, ONPosted on Google
★★★★★
Bought the Solitaire Necklace for our anniversary. My wife has not taken it off since — the atelier even wrote us a note by hand.
Daniel K.Mississauga, ONPosted on Google
★★★★★
Quietly the best-made piece I own. The Mosaic Bracelet feels finer than pieces I paid three times more for.
Priya S.Markham, ONPosted on Google
★★★★★
The Halo Heart danglers were my something-new on my wedding day. Every photo glitters.
Sofia M.Oakville, ONPosted on Google
★★★★★
Exactly as depicted. Beautiful ring, hand delivered in under two weeks. Excellent service.
Marc T.Vaughan, ONPosted on Google
★★★★★
Their design studio built my exact vision over WhatsApp — an oval hidden halo no one else has. Certified, appraised, perfect.
Hannah W.Etobicoke, ONPosted on Google