GIA  prof Miguel Carlos Zenetos appraisal and certify gemstones and Diamonds  jaguariuna São Paulo. Brasil,PROFESSIONAL MEMBER IGS INTERNATIONAL GEM SOCIETY , SPECIALIST  ROUGH AND POLISH  EMERALD ,RUBY , SAPPHYRE,DIAMOND,ALEXANDRITE AND TOURMALINE PARAIBA

GOLD MEMBER GIA ALUMNI ASSOCIATION D 9858032 CARLSBAD SAN DIEGO USA, MEMBER GEMOLOGICAL ASSOCIATION OF GREAT BRITAIN,MEMBER NAJA(the national association of jewelry appraisers USA)  MEMBER AGA ACCREDITED SENIOR GEMOLOGIST  ASA AMERICAN SOCIETY APPRAISAL MEMBER ,     MEMBER CONTINUING EDUCATION RECOGNITION PROGRAM GIA  ,GOLD MEMBER ALUMNI ASSOCIATION GIA

SPECIALIST APPRAISAL FOR INSURANCE AND MANAGEMENT FINANCIAL PLATAFORM  TRADERS AND BANKS FOR ROUGH AND POLISH STONES