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News & Events
GUA alerts and announcements can include key innovations in laboratory research and customer service, as well as noteworthy company statements and industry show appearances.
GUA typically exhibits at these leading gemological industry events:
• JA New York — New York, NY
• JCK Las Vegas — Las Vegas, NV
• JIS — Miami Beach, FL
For additional information or press inquiries, contact GUA customer service at
888 GUA 4 (888 345 6789) or INFO@GUA-USA.COM.
GUA TODAY
Limited avilabity for rush services.
Cut Grade Diamond Reports
For Princess and Round Diamonds
Schedule
Monday - Thursday: 10am - 5pm. In-person service by appointment.