Part 23—Guides for the Jewelry, Precious Metals, and Pewter Industries

1. CFR
2. ›
3. Title 16
4. ›
5. Chapter I
6. ›
7. Part 23

Contents

• 23.0
  § 23.0 Scope and application.
• 23.1
  § 23.1 Deception (general).
• 23.2
  § 23.2 Misuse of the terms “handmade,” “hand-polished,” etc.
• 23.3
  § 23.3 Misrepresentation as to gold content.
• 23.4
  § 23.4 Misuse of the word “vermeil.”
• 23.5
  § 23.5 Misrepresentation as to silver content.
• 23.6
  § 23.6 Misuse of the words “platinum,” “iridium,” “palladium,” “ruthenium,” “rhodium,” and “osmium.”
• 23.7
  § 23.7 Disclosure of surface-layer application of rhodium.
• 23.8
  § 23.8 Misrepresentation as to products containing more than one precious metal.
• 23.9
  § 23.9 Misrepresentation as to content of pewter.
• 23.10
  § 23.10 Additional guidance for the use of quality marks.
• 23.11
  § 23.11 Misuse of “corrosion proof,” “noncorrosive,” “corrosion resistant,” “rust proof,” “rust resistant,” etc.
• 23.12
  § 23.12 Definition and misuse of the word “diamond.”
• 23.13
  § 23.13 Misuse of the words “flawless,” “perfect,” etc.
• 23.14
  § 23.14 Disclosure of treatments to diamonds.
• 23.15
  § 23.15 Misuse of the term “blue white.”
• 23.16
  § 23.16 Misuse of the term “properly cut,” etc.
• 23.17
  § 23.17 Misuse of the words “brilliant” and “full cut.”
• 23.18
  § 23.18 Misrepresentation of weight and “total weight.”
• 23.19
  § 23.19 Definitions of various pearls.
• 23.20
  § 23.20 Misuse of the word “pearl.”
• 23.21
  § 23.21 Misuse of terms such as “cultured pearl,” “seed pearl,” “Oriental pearl,” “natura,” “kultured,” “real,” “synthetic,” and regional designations.
• 23.22
  § 23.22 Misrepresentation as to cultured pearls.
• 23.23
  § 23.23 Disclosure of treatments to pearls and cultured pearls.
• 23.24
  § 23.24 Disclosure of treatments to gemstones.
• 23.25
  § 23.25 Misuse of the words “ruby,” “sapphire,” “emerald,” “topaz,” “stone,” “birthstone,” “gem,” “gemstone,” etc.
• 23.26
  § 23.26 Misrepresentation as to varietal name.
• 23.27
  § 23.27 Misuse of the words “real,” “genuine,” “natural,” “precious,” etc.
• 23.28
  § 23.28 Misuse of the words “flawless,” “perfect,” etc.
• Appendix to Part 23
  Appendix to Part 23—Exemptions Recognized in the Assay for Quality of Gold Alloy, Gold Filled, Gold Overlay, Rolled Gold Plate, Silver, and Platinum Industry Products