# Guides for the Jewelry, Precious Metals, and Pewter Industries
> **US Federal Trade Commission** · Final Guides Amendments. · Published 2010-12-28 · Effective 2010-12-28 · 75 FR 81443
## Document
- **Document number:** 2010-32273
- **Category:** other
- **Agency:** US Federal Trade Commission
- **Federal Register citation:** 75 FR 81443
- **CFR reference:** 16 CFR 23
- **Publication date:** 2010-12-28
- **Effective date:** 2010-12-28
## Abstract

The Commission announces amendments to the FTC's Guides for the Jewelry, Precious Metals, and Pewter Industries. The amendments in particular provide guidance on how to mark and describe non-deceptively an alloy of platinum and non-precious metals, consisting of at least 500 parts per thousand, but less than 850 parts per thousand, pure platinum and less than 950 parts per thousand total platinum group metals.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2010/12/28/2010-32273/guides-for-the-jewelry-precious-metals-and-pewter-industries)
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