ABOUT POLYGON, POWERED BY MDF COMMERCE The most complete marketplace for gem & jewelry pros.
Jewelers, wholesalers, and other industry professionals join Polygon, powered by mdf commerce, to sell more, source more efficiently, and stay connected.
Our mission is to provide a secure network that facilitates the flow of business.
Since 1984, we’ve worked with tens of thousands of jewelry businesses.
Membership is available to qualified, vetted members of the trade, who join Polygon to exchange ideas, access business intelligence, reports and pricing information, and trade in loose diamonds and colored stones, jewelry, fine watches, estate/vintage, coins, metals and more. We also host in-person trade and networking events.
CONTACT US Polygon Headquarters 1111 St-Charles Street West East Tower, Suite 255 Longueuil, Quebec Canada J4K 5G4
Phone USA & Canada toll free: 1-800-221-4435 Direct: 450-449-8715
SELL JEWELRY Polygon is the most efficient and cost-worthy way of connecting with and selling your finished and semi-finished jewelry items to thousands of gem & jewelry buyers and retail jewelers.
BUY JEWELRY FROM WHOLESALERS Search 1000’S of jewelry pieces from wholesalers and manufacturers. Your customer needs a platinum 3-stone diamond ring? Sapphire earrings? Find it on Polygon at the best price.