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MB&B® Gemological Services

   A Limited Liability Company ​


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The Best in the Business


Thank you for visiting the website of MB&B Gemological Services in Brownsville, Texas. 

We have also now added a a new branch of operations MB&B Fine Jewelry that will be operational September 9, 2021.

Offering Luxury and Quality

Make an appointment to have us provide you with jewelry appraisals, gemstone identification reports, and more.


We are an authorized Gemological Institute of America (GIA) retail store. All jewelry, diamonds and gemstones we sell are natural and of the highest quality.


Get in Touch

Thank you for visiting the website of MB&B Gemological Services in Brownsville, Texas. We provide jewelry appraisals and sell an assortment of gemstones and diamonds. Learn more about our products and services by contacting us now.

MB&B Gemological Services, LLC BBB Business Review
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