Discover the True Value of Your Jewellery With Dupuis

Expert Appraisals and Auctions: Your Path to Maximum Value

Explore the true potential of your jewellery with Dupuis, the perfect solution to unlocking the maximum value of your treasured pieces. As Canada’s leading jewellery auction specialist, we offer complimentary auction valuations to ensure you realize the best possible price for your items. Our team of GIA-certified gemologists have over 70 years of combined experience assessing the market value of rare jewels and gemstones. We leave no stone unturned in determining an accurate description of your jewellery using the latest industry tools and expertise. You can trust us to achieve the highest value of your jewellery through our transparent auction process. Don’t miss out on this opportunity to realize the full value of your jewellery. Contact us today to schedule a private appointment and take the first step to gaining a newfound appreciation of your cherished gems. We cater our services to suit your needs, whether you’re looking to sell for financial gain or make room for new acquisitions in your collection. Explore the true potential of your jewellery with Dupuis. Expert appraisals and auctions: your path to maximum value. Discover the value of your jewellery today.


Dupuis invites you to meet with one of our expert jewellery specialists. During your appointment, they will provide a comprehensive overview of the auction process, including our terms and conditions, and offer free, no-obligation estimates. Whether you want to sell a single item or an entire collection, our specialists can help you navigate the process and achieve the best possible price for your items. To schedule your appointment, please contact our Toronto office at 416-968-7500.


At Dupuis, we understand the importance of accessibility. Our experienced team travels across Canada, from Vancouver to Montreal and beyond, to offer complimentary auction evaluations to prospective consignors. Contact us at 1-800-879-8975 to learn more about our upcoming visits in your area.


Do you have jewellery or watches you want to sell at auction but cannot visit our specialists in person? No problem. At Dupuis, we provide an online estimate request form that’s quick and easy to use. Simply fill out the form, and our team will review your submission and get in touch to discuss the next steps. Don’t wait – unlock the value of your jewellery today with Dupuis.


Ron Dupuis

Ron Dupuis, President

When looking to sell or appraise your jewellery, finding a reliable expert with extensive market knowledge is essential. This is where Ron Dupuis’ exceptional leadership and expertise in the jewellery industry become invaluable.

With a career spanning over 40 years, Ron has built a reputation for success in the world of jewellery auctions. Having served as the Director of Sotheby’s Jewellery in Canada from 1980 to 1986, Ron developed a keen eye and passion for jewels, watches, and gems. Recognizing the need for a specialized auction platform, he established Dupuis Auctioneers in 1986, focusing on jewellery auctions.

As the guiding force behind the strategic direction of Dupuis Auctioneers, Ron ensures that your precious items are in the most capable hands. The team at Ron’s auction house is committed to helping clients sell, appraise, or gain further insight into their jewellery, providing the knowledge and guidance necessary for making informed decisions. Trust in Ron and his team at Dupuis Auctioneers for all your jewellery auction needs.

Duncan Parker

Duncan Parker, FGA, FCGmA, CAP (CJA), Vice President

When it comes to jewellery appraisals and disposition, you want to work with someone who has the knowledge and experience to provide expert guidance. That’s where Duncan Parker comes in.

Duncan has been a leader in the jewellery industry for over 30 years, with a wealth of experience and credentials that speak to his expertise. He previously served as director of research at Harold Weinstein Ltd., a leading and respected jewellery appraisal company, where he advised countless clients on the disposition of personal jewellery.

Duncan is also a renowned expert and thought leader in the industry, serving as a columnist and contributor for industry magazines and journals. He has taught gemstone and gemmology courses at Ryerson University, George Brown College, and the Canadian Gemmological Association, as well as the Master Valuer Program with the Canadian Jewellers Association.

As a respected authority in the field, Duncan speaks regularly at international gem and jewellery conferences and symposiums, as well as at less formal events. He has been the president of the Canadian Gemmological Association since 1995, cementing his reputation as a trusted leader in the industry.

With Duncan Parker’s knowledge and expertise, you can be confident that your jewellery is in the best hands. Whether you’re seeking an appraisal, advice on disposition, or simply want to learn more about your jewellery, Duncan can provide you with the guidance and expertise you need to make informed decisions.

Christian Dupuis-Roy

Christian Dupuis-Roy, Senior Cataloguing Specialist

Christian Dupuis-Roy has built an impressive career in the jewellery industry, spanning over 20 years. As a resourceful gem lab technician and Senior Cataloguing Specialist, he has a strong background in gem identification, grading and item description for auction buyers.

Throughout his career, Christian has honed his skills in valuing items based on international market comparables for coloured gems and diamond prices. He is also well-versed in identifying and evaluating vintage and antique jewels, collaborating with other experts when it comes to rare period pieces, gemstones, and signed pieces.

In addition to his cataloguing and valuation expertise, Christian is skilled in handling enquiries from prospective consignors through email and the website, as well as providing condition reports upon request. He is proficient in handling client enquiries in both English and French, ensuring a seamless communication experience for a diverse range of clients. His dedication to the field and wealth of experience make him an invaluable asset to the team.

Whether you’re looking to consign, request a condition report, or simply learn more about your jewellery, Christian Dupuis-Roy is ready to provide you with the guidance and expertise necessary to make informed decisions. Trust in his knowledge and experience to ensure your precious items are accurately catalogued and valued.