Bridal &
Engagement

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About The Gem Lab

About The Gem Lab

Joseph A. Cassarino didn’t just dream of being a jeweler. He prepared himself to be an exceptional jeweler. A graduate of the Gemological Association of Great Britain, he opened his first jewelry shop, The Gem Lab, in 1958, armed with a prestigious gemological degree and a sterling reputation. Located in the Sibley Tower Building in downtown Rochester, New York, the original Gem Lab occupied one small room where Joe set up shop as the “jeweler’s jeweler” offering a variety of technical services, including gem identification, jewelry repair and fabrication.

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