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Diamond Jewelry

Explore our dazzling collection
of ready-to-wear rings and customizable jewelry,
featuring both natural and lab-grown diamonds.

As diamond specialists, we carefully select the finest gems to craft our collections and bespoke designs.

Each piece showcases exceptional craftsmanship and an elegance that transcends time.

Select designs can also be tailored to your specifications.

 

Price
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Gemstone
Metal
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Exclusive statement ring by Alessandra Pompei for Ruby Mardi, featuring a pear-shaped blue diamond bezel-set in yellow gold. Accented with two round bezel-set diamonds on each side, this designer jewelry piece blends bold elegance with fine craftsmanship. Available only at Ruby Mardi, the coolest jewelry store in Canada.
Side-angle view of an exclusive blue diamond engagement ring by Alessandra Pompei for Ruby Mardi. Featuring a pear-shaped blue diamond bezel-set in yellow gold, accented by two round bezel-set white diamonds on each side. A bold and sophisticated designer piece, available only at Ruby Mardi, the coolest jewelry store in Canada.
Giulia Blu | Diamond ring Pompei Fine Jewellery
$8,200.00 CAD
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Angular white gold pendant with three rows of pavé-set diamonds, modern geometric design by Bena Jewelry, edgy fine jewelry handcrafted in Montreal, available at Ruby Mardi.
Side view of the Balast pendant in white gold with pavé-set diamonds, showcasing its angular, sculptural form and open geometric structure, edgy fine jewelry by Bena Jewelry, available at Ruby Mardi.
Ballast | White Gold Diamond Pendant Bena Jewelry
$2,875.00 CAD
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Yellow gold ring featuring an emerald-cut yellow diamond flanked by two round brown diamonds in bezel settings, modern alternative engagement ring available at Ruby Mardi.
Yellow gold trilogy ring with an emerald-cut yellow diamond and two round natural brown diamonds in bezel settings, displayed on a colorful textured background, designer jewelry available at Ruby Mardi in Montreal.
Mardi | Three Diamond Ring Ruby Mardi
$1,790.00 CAD
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Dainty engagement ring in yellow gold featuring a pear-shaped diamond at the center, accented by clustered round diamonds. Handmade in Montreal by Ruby Mardi.
Yellow gold engagement ring featuring a pear-shaped center diamond surrounded by clustered round diamonds, photographed on a colorful patterned background. Designed by Ruby Mardi in Montreal.
Désir | Pear Diamond Yellow Gold Ring Ruby Mardi
From $835.00 CAD
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Front view of a shield-shaped rose-cut champagne diamond ring set in hand-engraved 14k Fairmined yellow gold. Designed by a Canadian jeweller, available at Ruby Mardi in Montreal.
Hand-engraved 14k Fairmined yellow gold ring featuring a shield-shaped rose-cut Canadian diamond in a soft champagne hue. Designed by a Canadian jeweller, available at Ruby Mardi in Montreal.
Daphne | Shield Champagne Diamond Fluid Jewellery
$3,380.00 CAD
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V-shaped wedding band in 10k solid rose gold with a row of nine round lab-grown diamonds, crafted by Ruby Mardi. Minimalist, stackable design photographed on a white background.
V-shaped wedding band in white gold with a row of nine round lab-grown diamonds, crafted by Ruby Mardi. Minimalist, stackable design photographed on a white background.
Luna | Subtle V Shaped Wedding Band Ruby Mardi
From $795.00 CAD
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Yellow gold ring with a round brilliant-cut diamond at the center, surrounded by a radiant halo of white and brown diamonds forming a sun-inspired design. Handmade in Montreal by Bena Jewelry.
Close-up of a yellow gold ring featuring a round center diamond surrounded by a starburst halo of white and champagne diamonds. Photographed on a vintage-style image. Handmade in Montreal by Ruby Mardi.
Soleil | All-diamond yellow gold ring Bena Jewelry
$2,975.00 CAD
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Rose gold ring featuring a central round diamond framed by two side diamonds and three smaller accent diamonds on each end, forming a delicate floral-inspired arc. Designed and handcrafted by Ruby Mardi in Montreal.
Side view of a rose gold ring featuring an oval center diamond, flanked by round accent diamonds arranged in a soft floral-inspired arc. Handmade in Montreal by Ruby Mardi.
Bloom Line | Rose Gold Ring Ruby Mardi
$1,225.00 CAD
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Close-up of a delicate yellow gold ring featuring an organic cluster of polished gold beads interspersed with tiny round white diamonds. Handcrafted by Meg Lizabet for Ruby Mardi. Displayed on a white background.
Close-up of a delicate yellow gold ring featuring a scattered arrangement of polished gold beads, each inset with a small white diamond. The ring, designed by Meg Lizabet for Ruby Mardi, rests on an abstract, colorful background that enhances its sculptural, organic texture.
Areia | Diamond RIng Meg Lizabet Jewellery
$1,875.00 CAD
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Yellow gold ring featuring a square asscher-cut yellow diamond at the center, framed by clusters of champagne diamonds in a geometric halo design. Elegant and unique bridal or statement ring, photographed on a white background.
Yellow gold ring featuring an asscher-cut yellow diamond framed by champagne diamonds, displayed on a dark marble surface with a soft reflection.
Solar Kiss | Yellow Gold Ring Ruby Mardi
$2,225.00 CAD
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V-shaped yellow gold stacking ring with natural diamonds and milgrain detail, designed by Deborah Lavery in Toronto for Ruby Mardi. Photographed on white background.
Art Deco-inspired V-shaped gold ring with natural diamonds and milgrain detail, designed by Deborah Lavery in Toronto for Ruby Mardi. Photographed on a peacock feather print background.
Fanlight | Stackable Gold Diamond Ring Deborah Lavery
$1,750.00 CAD
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Chunky wavy gold ring with a high-polish finish, featuring three round lab-grown diamonds set into the undulating surface. Handcrafted by Marni Bree, available at Ruby Mardi in Montreal.
High-polish chunky gold ring with fluid, organic curves and three lab-grown diamonds, photographed on a colorful background. Available at Ruby Mardi, Montreal.
Chunky Wave | Diamond Gold Ring Marni Bree Jewellery
From $1,600.00 CAD
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