Mayhawk Gems International, Inc. MGI Gemological Laboratory
MGI is an independent gemological laboratory providing unbiased and professional diamond grading, jade identification and jewellery appraisal services to the jewellery trade.
Location Information221 Victoria St. Unit 311
Toronto ON M5B 1P8
Hours: 10:30 AM - 5:30 PM EST
Disclaimer: Gemworld International does not endorse any of the listed appraisers on this site nor can it verify the information or qualifications of the appraisers listed. This is done as a service to consumers to help find appraisers more easily in your area.