We are a privately held company in New York, NY proudly doing business for 68 years.

Hershel Horowitz Corporation dates back half a century. In the mid 1950's, Hershel Horowitz started out as a polisher in the diamond industry. He quickly progressed and established a name of his own. In 1961, Hershel opened his own manufacturing business in the heart of the NYC Diamond District. He rapidly gained trust throughout the industry as someone who can be relied upon for grading and cuts. Following in his father's footsteps, his son, Leibish, joined the business in 1985. By utilizing...

Hershel Horowitz Corporation dates back half a century. In the mid 1950's, Hershel Horowitz started out as a polisher in the diamond industry. He quickly progressed and established a name of his own. In 1961, Hershel opened his own manufacturing business in the heart of the NYC Diamond District. He rapidly gained trust throughout the industry as someone who can be relied upon for grading and cuts. Following in his father's footsteps, his son, Leibish, joined the business in 1985. By utilizing some updates in technology, and his father's craftsmanship, he adapted various new business practices which further advanced the success of the business. This also enabled us to supply the higher end luxury market worldwide, including many popular designers. In keeping with the Horowitz tradition, Y