MB&B Gemological Services 
and Fine Jewelry 

MB&B Gemological Services

Jewelry Appraisals
Gemstone Identification
GIA Graded Diamond Sales
Fine Jewelry 

MB&B Gemological Services

All Your Jewelry Needs In One Location! 

Our office is located in Brownsville, Texas. Services we offer include Jewelry Appraisals, Gemstone Identification, Consultation Service, Gemstone Locator Services and we offer a full inventory of fine jewelry and loose gemstones.   


Our comprehensive Jewelry Appraisals and Gemstone Reports will ensure that your most precious pieces are tested, appraised and documented by a GIA Graduate Gemologist trained in appraisal writing.


We invite you to schedule an appointment with us today or stop in and visit us at:


MB&B Gemological Services

3380 Ruben Torres Blvd (Suite 203-F)

Brownsville, TX 78526


Phone: 

(956) 346-7294 (Local)

(888) 509-1307 (Toll Free)


Email: 

[email protected] 



Click below to find out more About Us

GIA Graduate Gemologist
ISG Global Network Member