N.Y. General Business Law Section 229-J
Sale of artificially colored diamonds

Any person, firm, corporation or association, and any agent or employee thereof, who or which shall knowingly sell or offer for sale any diamond which shall have been artificially colored or tinted by coating, irradiating, heating, nuclear bombardment or by any other means, without disclosing in writing to the purchaser, or prospective purchaser, that such diamond has been artificially colored or tinted, or without disclosing in writing that the artificial coloring or tinting of such diamond is not permanent, if that be the fact, shall be guilty of a misdemeanor.

Source: Section 229-J — Sale of artificially colored diamonds, https://www.nysenate.gov/legislation/laws/GBS/229-J (updated Sep. 22, 2014; accessed Nov. 15, 2025).

229–A
Marking certain articles, silver, sterling silver or solid silver 229–B
Selling silverware marked coin or coin silver 229–C
Marking soldered metal sterling or sterling silver 229–D
Marking soldered metal coin or coin silver 229–E
Marking metal placed on leather or other substances sterling or sterling silver 229–F
Marking metal placed on leather or other substances, coin or coin silver 229–G
Marking watch cases sterling or sterling silver 229–H
Marking watch cases coin or coin silver 229–I
Marking articles made of gold 229–J
Sale of artificially colored diamonds

Up to date

Verified:
Nov. 15, 2025

Last modified:
Sep. 22, 2014

§ 229-J. Sale of artificially colored diamonds's source at nysenate.gov

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Location: https://newyork.public.law/laws/n.y._general_business_law_section_229-j

Original Source: Section 229-J — Sale of artificially colored diamonds, https://www.nysenate.gov/legislation/laws/GBS/229-J (last accessed Nov. 15, 2025).

N.Y. General Business Law Section 229-J Sale of artificially colored diamonds

N.Y. General Business Law Section 229-J
Sale of artificially colored diamonds