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Designed and manufeactured here since 1977
Our family business manufactures products of incomparable quality and offers you a trusted service worthy of the greatest houses. We use noble and hypoallergenic materials, certified and ethical diamonds and offer a lifetime guarantee.
Engagement Rings
The exclusive St-Onge Jeweller engagement rings are all made in Quebec in our Montreal workshop.
Diamants éthiques
Les diamants canadiens ou de laboratoire
Certifiés et de sources éthiques, les diamants St-Onge sont méticuleusement sélectionnées pour obtenir le maximum d'éclat possible. Nous avons assurément la pierre qui saura répondre à vos attentes tout en tenant compte de votre budget.
Talk to a diamond expert
For any questions or for product personalization, our team is there to help you