Such ornaments are often the means by which a person announces a variety of things about himself: his convictions (campaign buttons), his faith (religious tokens), his membership in certain groups (club pins or badges), his past achievements (college ring or Phi Beta Kappa key) and his economic status (diamonds). (Para. 8)
Meaning: "Ornaments like these are often used by people to tell other people about various things about themselves. For example, a person wears a campaign button to show his conviction, wears a religious token to show his faith, wears a club pin or badges to show he is a member of a certain group, wears a college ring or Phi Beta Kappa key to show he completed college studies, or wears diamonds to show how rich he is.