According to our records, this business is located at 971 N Citrus Ave. in Covina (in Los Angeles County), California 91722, the location GPS coordinates are: 34.09735 (latitude), -117.890467 (longitude). Constantine Gem World Corp is categorized under Precious Metals (SIC code 5094). Known organization owner is Robert Avila. Current estimates show that the unit has a sales volume of $2,544,000 and staff of approximately 3 people. You can contact the company by phone at (626) 915-1585; the following fax number is also provided: (626) 915-1594.