Trade-only buying and selling, web and mobile
Natural, lab-grown, and parcels from vetted dealers
Precious and semi-precious, sourced trade-direct
Semi-mounts, fine, estate, and one-of-a-kind pieces
New and pre-owned, dealer-to-dealer
Real-time diamond pricing you can trust
Source anything, stock less
Reach the trade's vetted buyers
Labs, logistics, finance & more
Move inventory, price with data
Industry Partner Members
Reach the trade directly
List and sell stock you don't physically hold
Conclaves & upcoming events
Meet the IPMs · apply to join
Market insights, updates & press
Trade sites & publications
How members grow on Polygon
40+ years serving the trade
The people behind Polygon
Talk to our team
Want a peek at the inventory? Try our jewelry quick search →