Made In The U.S.A.

PRECIOUS METAL TESTERS

DIAMOND
TESTERS

ACCESORIES

WHO WE ARE

TRI Electronics Inc. is the industry leader in gold and gem testing precision instruments since 1986. Our innovative products have a long standing reputation for quality, reliability and long service life. We constantly improve our existing products and continue to develop and engineer new devices to provide the jewelry store, pawn broker, appraiser and anyone related to the jewelry industry with innovative, useful, state of the art instruments to help in the everyday operations of their business.

4667 Mission Gorge Pl Ste B
San Diego, San Diego County 92120
USA

619.764.5311