Dupuis Fine Jewellery Auctioneers Inc. was established in 1986 by Ron Dupuis. The firm dominates the jewellery auction market in Canada with over 80% of market share by value. Subscribers to our catalogues include buyers and collectors from around the world. Dupuis’ specialists provide auction estimates for jewellery under consideration for sale. Dupuis conducts two major international auctions in Toronto each year; spring and fall. The glamour and excitement of Dupuis auctions provide the competitive environment for consignors to realize fair market prices.