16 CFR § 23.14 - Disclosure of treatments to diamonds.

---
identifier: "/us/cfr/t16/s23.14"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "16 CFR § 23.14 - Disclosure of treatments to diamonds."
title_number: 16
title_name: "Commercial Practices"
section_number: "23.14"
section_name: "Disclosure of treatments to diamonds."
chapter_name: "FEDERAL TRADE COMMISSION"
subchapter_number: "B"
subchapter_name: "GUIDES AND TRADE PRACTICE RULES"
part_number: "23"
part_name: "GUIDES FOR THE JEWELRY, PRECIOUS METALS, AND PEWTER INDUSTRIES"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "15 U.S.C. 45, 46."
regulatory_source: "83 FR 40667, Aug. 16, 2018, unless otherwise noted."
cfr_part: "23"
---


# 23.14 Disclosure of treatments to diamonds.

A diamond is a gemstone product. Treatments to diamonds should be disclosed in the manner prescribed in § 23.24 of these guides (Disclosure of treatments to gemstones).