picture of Seattle waterfront

Welcome to Seattle Diamonds

Established in 1985, Gemological Trading – Seattle Diamonds® is located in downtown Seattle. We source and inventory ideal cut certified diamonds, gemstones and fine jewelry. Staff Graduate Gemologists will find an exact match to meet or exceed your expectations commensurate with your budget. Our company adheres to a process that ensures all diamonds we sell are free from conflict. Furthermore, as an exclusive supplier, we offer branded conflict-free diamonds which have been mined, cut, polished and certified in Canada.

image of loose diamonds and text reading "Search Diamonds"
Image of a round diamond ring with a diamond halo and text reading "Designer Jewelry"
image of radiant cut sapphire and halo ring and text reading "Custom Design"
image of stacked diamond bands and text reading "Interact with the C's"

Schedule a Appointment

Call 206.625.0105 to set up an appointment

GIA logo
Platinum Guild Logo
American Gem Society logo