Diamond Authority

No salespeople, no pressure, just decades of expertise working directly for you. We look forward to seeing you soon! -Jeremy and Dave

We are by appointment only – book at TheDiamondAuthority.com, or call or text us at 971-458-4001.

05/13/2026

5 star Google reviews - we do jewelry repair services from small to full restoration!

05/10/2026

To all Moms .. have a wonderful day

05/07/2026

Jewelry Repair Fair! Save 20% on any repair or restoration now at your local jeweler. DIAMOND AUTHORITY
Call 971-458-4001 to schedule your appointment.

05/06/2026

If you can dream it … we will make it. This is our latest creation made for a wonderful couple. It’s a WOW ring!

04/30/2026

You create your own one of a kind wedding band at The Diamond Authority. Big selection.

04/17/2026

Voted by Google as a preferred jeweler in Portland with 5 stars

04/11/2026

Only two diamond experts … the owners! Full service jewelers with 100 years combined experience. 5 star Google rating

03/13/2026

No pushy sales people! You only get assistance from two owners!

03/04/2026

All you see are diamonds …. The latest in custom technology. The Dew Drop invisible earring. https://thediamondauthority.com/book-now/

Diamond Authority No salespeople, no pressure, just decades of expertise working directly for you. We are by appointment only – book at TheDiamondAuthority.com, or call or text us at 971-458-4001. We look forward to seeing you soon! -Jeremy and Dave