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Diamond Jewelry

As diamond specialists we only choose the highest quality gems available for our jewelry collections and custom jewelry creations. 

Discover our collection of diamond rings
& diamond jewellery.

We can source stunning lab grown diamonds for your creations as well as natural diamonds that will meet all your criteria.

Brand
Gemstone
Metal
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18k yellow gold ring with a superb Canadian diamondphotographed on a white Background. A fine jewelry piece handmade by Montreal jewelers C'est pas moi, c'est ma soeur. Find more designer jewelry at Ruby Mardi, a fine jewelry gallery in Montreal's Little Italy. We specialize in engagement rings and offer custom jewelry services in Montreal. We offer exquisite ethical gemstones, Canadian diamonds, natural diamonds, lab grown diamonds.
Beautiful Canadian diamond set in 18k yellow gold ring worn by a lady. A fine jewelry piece handmade by Montreal jewelers C'est pas moi, c'est ma soeur. Find more designer jewelry at Ruby Mardi, a fine jewelry gallery in Montreal's Little Italy. We specialize in engagement rings and offer custom jewelry services in Montreal. We offer exquisite ethical gemstones, Canadian diamonds, natural diamonds, lab grown diamonds.
Les Ardents | 18k Yellow gold ring with a Canadian diamond C'est pas moi, c'est ma sœur
$0.00 USD
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Jonc de mariage travaillé à la main avec trois diamants champagne de taille baguette ici photographié sur fond blanc. Un jonc superbe qui s’agencera avec toute bague de fiançailles de taille ovale ou ronde.
Black diamond wedding band handmade by Nadia Werchola worn on a hand. Will stack wonderfuly with any oval or rond shape engagement ring.
Radii Solis II Fitted Band Nadia Werchola
$0.00 USD
These little Edgy earrings are unisex and minimalist. Made in yellow gold with black and white diamonds, this stud is made by independent jewelry designer Bena Jewelry in collaboration with the best fine jewelry store Ruby Mardi in Montreal. This fine jewelry for men or women is ethically made in our studio in Canada.
Edgy earrings are made by independent Canadian jewelry designer Bena Jewelry. The studs are in yellow gold with small black and white diamonds to give it a bold, contemporary and unisex side. These earrings can be worn on the cartilage of the ears. This fine designer jewelry is available for sale at the Ruby Mardi jewelry store and Canadian and Quebec artisan jewelry gallery located in Montreal.
Fly | Small Gold earrings Black & White Diamonds Edition Bena Jewelry
$471.00 USD
Tsarina | Diamond ring Oleg Leybman
$2,379.00 USD
Tsar | Diamond ring Oleg Leybman
$2,160.00 USD
This stunning one-of-a-kind ring is custom made by independent jewelry designer Oleg Leybman with diamonds and a stunning champagne-colored gem halo. Mounted on pink gold, this alternative engagement ring is exclusive to the best jewelry store in Montreal Ruby Mardi, specialist in bridal jewelry and engagement rings.
The back view of independent jewelry designer Oleg Leybman's wedding ring made in Canada, showing the detail of the artisan jeweler and reveals the diamond halo of this ring. The rose gold band actually has a twist to give this alternative engagement ring a unique and elegant touch. This bridal jewelry is available for sale at the jewelerei Ruby Mardi located in Montreal, Quebec.
Mandala | Diamond rose gold ring Oleg Leybman
$1,642.00 USD
This stunning designer ring is crafted in rose gold with small champagne diamonds, which are natural brown colored gems. Handcrafted by Canadian jewelry designer Oleg Leybman, this statement piece of jewelry is one of a kind and is available at the Ruby Mardi jewelry store located in Montreal and specializing in engagement rings and other bridal jewelry made by independent artisans.
This rose gold ring with small brown or champagne-colored diamonds is handmade by artisan jeweler Oleg Leybman, specialist in alternative fine rings and one-of-a-kind bridal jewelry, made in Canada. This fine jewelry is available for sale at the Ruby Mardi jewelry store, located in Montreal in the heart of Little Italy.
Lace Band | Rose Gold Diamond ring Oleg Leybman
$2,160.00 USD
An original ring seen from the front against a white background. This alternative engagement ring, or right-hand ring, is shaped like an inclined square: at its center are three baguette diamonds, around which forms a gold lace set with multiple small champagne diamonds. This high-end jewelry piece is the creation of Oleg Leybman, an independent craftsman based in Toronto. The ring is available at Ruby Mardi, a fine jewelry store that, like Gem Breakfast, sells jewelry by the finest independent designers.
Back / inside view of an original engagement ring - or unique right hand ring. You can see that the 18k yellow gold band is wide and not completely round, it has square corners for an assertive style. This high-end jewelry piece is the creation of Oleg Leybman, an independent craftsman based in Toronto. The ring is available at Ruby Mardi, a fine jewelry store that, like Gem Breakfast, sells jewelry by the finest independent designers.
Lady Lace | Diamond ring Oleg Leybman
$3,174.00 USD
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Lace Cloud | Diamond ring Oleg Leybman
$0.00 USD
Fine jewelry designer Oleg Leybman presents this ring made in yellow gold and with natural baguette-shaped diamonds arranged in an art-deco style. This one-of-a-kind piece of jewelry is made in Canada by an independent artisan jeweler and available for sale at the Ruby Mardi jewelry store located in Montreal.
Oleg Leybman is an independent Canadian jewelry designer and presents us with this contemporary and one-of-a-kind yellow gold ring. Custom made by the Artian jeweler with natural diamonds and a vintage and art-deco style. This splendid fine piece of jewelry is on sale at Ruby Mardi which is the best alternative bridal jewelry store in Montreal.
Antares | Diamond ring Oleg Leybman
$1,781.00 USD
This splendid piece of jewelry with black diamonds and made in yellow gold with a black rhodium on the prongs which gives this ring a dark and one-of-a-kind appearance. The fine jewelry is ethically made in Canada by independent jewelry designer Oleg Leybman and is available for sale at the Ruby Mardi jewelry store located in Montreal in Little Italy, Rosemont and the Villeray district.
Black Diamond Bar | Yellow Gold Wedding Band Oleg Leybman
$1,897.00 USD
This wedding band is a classic and elegant bridal jewelry. Made in yellow gold and a few small round diamonds, this men's ring is made in Montreal in collaboration with the Ruby Mardi jewelry store located in Montreal and specialist in one-of-a-kind jewelry and engagement rings.
The Ruby Mardi jewelry store presents a men's wedding ring in yellow gold with a black diamond encrusted in a bezel setting. Handmade by independent Quebec jewelers, this bridal jewelry is unique and elegant. Located in Little Italy and the Rosemont Villeray district, our jewelry store welcomes you for your custom ring and fine jewelry projects.
Diamond Dots | Yellow Gold Wedding Band Ruby Mardi
From $675.00 USD
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