Back in early 1900’s, Collar Pin or Collar Bar was one of the common metal in Men’s Fashion. After James Bond New Movie SPECTRE. Collar Pin is back in track in Men Formal look.
There are three types of Collar Pin/bars in Market:
Collar Bar, Its a bar shape straight metal small rod
Collar Pin Simple: Similar to safety pin
Collar Pin Fancy: Usually edges of pin are fancy with some Diamond and metal work.