The Team


David Goldstein

David has been buying and selling diamonds and Jewelry for over 25 years. He and his wife, Lisa, have raised 2 grown children and are now establishing an "empty nest". When David isn't in the office, he can usually be found on the golf course, or at home, working with his German Shepherds.

Cell: (602) 549-1930

Eric Nauhaus

Eric has been working in the diamond industry for over 15 years. When he isn't in the office, he is usually selling to someone in the elevator or the coffee house, or wherever he happens to be. Other than that, he enjoys spending time with his lovely daughter, and brilliant son.

Cell: (602) 310-3115


Andy Grimes

Andy is a native of Massachusetts and has been in the diamond industry for almost 10 years. He is an AGS Titleholder and GIA graduate. When not at work, you can often find Andy enjoying all that Arizona and the southwest has to offer; from hiking to mountain biking, off-roading to boating and everything in between.

Cell: (978) 500-6862

Amy Collette

Amy is known and trusted for her highest standards of professional integrity and ethics. She brings 30 years of experience to Goldstein Diamonds, and is a Graduate Gemologist. When Amy isn’t busy building and maintaining long lasting relationships with clients, she enjoys hiking and is even an advanced yoga practitioner!

Cell: (602) 206-9085

Troy Perkins

Troy has been in the jewelry & diamond industry for almost 10 years. He and his wife Emily, have a beautiful daughter that keeps them "on their toes". He also enjoys being active in sports and giving back to the community.

Cell: (949) 903-1182