Expertly sourced diamonds and colored stones from New York
Serving top jewelers, manufacturers and industry professionals since 1946
Precision. Integrity. Relationships.
Family-owned New York diamond dealers
Trusted sourcing and precision selection
Serving jewelers and industry professionals globally
Long-standing industry relationships
Supporting our customers in finding the best stones since 1946.
I. Morgenstein offers a comprehensive range of diamond and colored stones services, including precisely calibrated assortments of natural round diamonds, perfectly matched fancy pairs and side stones, single natural diamonds in all shapes and qualities, and a refined selection of precious and semi-precious gemstones.
Upcoming Event
GJX, Tucson - Premier Pavillion, Booth #2409
Monday, February 2, 2026 - Saturday, February 7, 2026
198 South Granada Avenue | Tucson, AZ
Proud members of the international diamond trade