Misuse of terms such as “cultured pearl,” “seed pearl,” “Oriental pearl,” “natura,” “kultured,” “real,” “synthetic,” and regional designations.
16 C.F.R. § 23.21
in effectEffective: 2024-07-01(a) It is unfair or deceptive to use the term “cultured pearl,” “cultivated pearl,” or any other word, term, or phrase of like meaning to describe, identify, or refer to any imitation pearl.
(b) It is unfair or deceptive to use the term “seed pearl” or any word, term, or phrase of like meaning to describe, identify, or refer to a cultured or an imitation pearl, without using the appropriate qualifying term “cultured” (e.g., “cultured seed pearl”) or “simulated,” “artificial,” or “imitation” (e.g., “imitation seed pearl”).
(c) It is unfair or deceptive to use the term “Oriental pearl” or any word, term, or phrase of like meaning to describe, identify, or refer to any industry product other than a pearl taken from a salt water mollusk and of the distinctive appearance and type of pearls obtained from mollusks inhabiting the Persian Gulf and recognized in the jewelry trade as Oriental pearls.
(d) It is unfair or deceptive to use the word “Oriental” to describe, identify, or refer to any cultured or imitation pearl.
(e) It is unfair or deceptive to use the word “natura,” “natural,” “nature's,” or any word, term, or phrase of like meaning to describe, identify, or refer to a cultured or imitation pearl. It is unfair or deceptive to use the term “organic” to describe, identify, or refer to an imitation pearl, unless the term is qualified in such a way as to make clear that the product is not a natural or cultured pearl.
(f) It is unfair or deceptive to use the term “kultured,” “semi-cultured pearl,” “cultured-like,” “part-cultured,” “premature cultured pearl,” or any word, term, or phrase of like meaning to describe, identify, or refer to an imitation pearl.
(g) It is unfair or deceptive to use the term “South Sea pearl” unless it describes, identifies, or refers to a pearl that is taken from a salt water mollusk of the Pacific Ocean South Sea Islands, Australia, or Southeast Asia. It is unfair or deceptive to use the term “South Sea cultured pearl” unless it describes, identifies, or refers to a cultured pearl formed in a salt water mollusk of the Pacific Ocean South Sea Islands, Australia, or Southeast Asia.
(h) It is unfair or deceptive to use the term “Biwa cultured pearl” unless it describes, identifies, or refers to cultured pearls grown in fresh water mollusks in the lakes and rivers of Japan.
(i) It is unfair or deceptive to use the word “real,” “genuine,” “precious,” or any word, term, or phrase of like meaning to describe, identify, or refer to any imitation pearl.
(j) It is unfair or deceptive to use the word “synthetic” or similar terms to describe cultured or imitation pearls.
(k) It is unfair or deceptive to use the terms “Japanese Pearls,” “Chinese Pearls,” “Mallorca Pearls,” or any regional designation to describe, identify, or refer to any cultured or imitation pearl, unless the term is immediately preceded, with equal conspicuousness, by the word “cultured,” “artificial,” “imitation,” or “simulated,” or by some other word or phrase of like meaning, so as to indicate definitely and clearly that the product is a cultured or imitation pearl.
Source: eCFRURL: https://www.ecfr.gov/api/versioner/v1/full/2024-07-01/title-16.xmlFetched: 7/26/2026