Why choose us

Locally owned and operated since 1977, Diamond Showcase has been serving cowlitz county with exemplary service and first rate quality.

We’ve traveled the world to bring you the best and most unique jewelry money can buy because we want to give you a one of kind jewelry experiance.

Our non-commissioned sales team will strive to satisfy your jewelry needs and work with YOUR ideas, not just sell jewelry. The value you receive when shopping with us is unparalleled.


We invite you to experience the Diamond Showcase difference. An environment built on relationships. Relationships built on trust. Visit us in our new building.

Diamond Showcase
2207 30th Avenue
Longview, Washington 98632
(360) 577-1113

Diamond Showcase