[Code of Federal Regulations] [Title 16, Volume 1] [Revised as of January 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 16CFR23.14] [Page 149] TITLE 16--COMMERCIAL PRACTICES CHAPTER I--FEDERAL TRADE COMMISSION PART 23_GUIDES FOR THE JEWELRY, PRECIOUS METALS, AND PEWTER INDUSTRIES --Table of Contents Sec. 23.14 Misuse of the term ``blue white.'' It is unfair or deceptive to use the term ``blue white'' or any representation of similar meaning to describe any diamond that under normal, north daylight or its equivalent shows any color or any trace of any color other than blue or bluish.