It is unfair or deceptive to use, as part of any advertisement, packaging material, label, or other sales promotion matter, any visual representation, picture, televised or computer image, illustration, diagram, or other depiction which, either alone or in conjunction with any accompanying words or phrases, misrepresents the type, kind, grade, quality, quantity, metallic content, size, weight, cut, color, character, treatment, substance, durability, serviceability, origin, preparation, production, manufacture, distribution, or any other material aspect of an industry product.
Note to Sec. 23.2: An illustration or depiction of a diamond or other gemstone that portrays it in greater than its actual size may mislead consumers, unless a disclosure is made about the item's true size.