Plaza Holding Corporation Of America
145 W 57th St, New York, NY 10019
212-246-2000
Gemological Appraisal Laboratory of America, Inc.
10 W 47th St, New York, NY 10036
212-382-2888
E G L European Gemalogical Laboratory
30 W 47th St, New York, NY 10036
212-730-7380
Shea Patricia Fine Art & Appraisers
33 Riverside Dr Apt 9G, New York, NY 10023
212-873-4321
Appraisers Association Of America Inc
386 Park Ave S, New York, NY 10016
212-889-5404
Mana Contemporary
450 W 15th St Ste 606, New York, NY 10011
800-330-9659
