Jewelers' Castings
Asco Casting
3100 47th Avenue Long Island City, NY 11101
(212) 719-9800 ascocasting.com
Jewelry Manufacturers
Technical Service Industries Inc
17506 Devonshire Road 5n Jamaica, NY 11432
Wholesale Jewelers
Tsi-Abc
64 West 48th St # 802 New York City, NY 10036