If you are thinking you would like to sell your gemstone, sell fine jewelry or sell gold in Phoenix, you have come to the right place. We are GIA Gemologists and we have our own gemological lab on-site. We are confidential buyers of round diamonds, marquise diamonds, emerald cut diamonds, asscher cut diamonds, princess cut diamonds, oval cut diamonds, and all natural fancy colored diamonds. We buy large diamonds and jewelry from $500 to $100,000 and up!

When our diamond, gold and jewelry buyers quote you a price, it's based on current world market conditions. Our worldwide reputation is your guarantee. When you sell to us, you will receive top market value for your diamonds and jewelry. If you are looking to sell diamonds, sell jewelry or sell gold in Phoenix, you owe it to yourself to call Ralph Mueller & Associates.

Ralph Mueller & Associates are members of the Better Business Bureau, The Jewelers Board of Trade, GIA Alumni Association, RapNet, and Polygon Jewelry Network.

Selling Unwanted Diamond Engagement Rings?

The process of selling a valuable diamond engagement ring can be difficult, and even more so if you encounter less-than-reputable jewelry buyers. 

Our Phoenix diamond buyers offer a safe, simple and worry-free solution to selling your unwanted diamonds and jewelry. Make an appointment today to visit us at our centrally located Scottsdale Office. We typically pay 300-400 percent more then what you will receive from a pawn shop when selling your diamond jewelry.

Tell us about the 1 carat or larger diamond engagement ring you’d like to sell.

Why Sell Jewelry To Us?

We pay more.

Accurate appraisals. Immediate offers to buy.

Reputable offers based on a highly accurate valuation.

On-staff GIA (Gemological Institute of America Graduate) Gemologists.

State-of-the-art equipment – SARIN proportion analyzer provides a more accurate appraisal that goes  beyond basic diamond certification.

A highly regarded reputation in the Scottsdale jewelry buying community and a Better Business Bureau record that is 100% complaint-free.

Buyers of estate jewelry and million-dollar diamond collections.

Safe, convenient location next to Scottsdale Fashion Square.

Our Assurances