If you are a Black Belt or a Colour Belt and you will ever perform any Official job at - Gradings - Demonstrations - Competitions - then you should always have a correct badge on your Blazer or Jacket -- DETAILS - These badges are 9 cms across and are all hand made from genuine high quality Gold or Sivler Bullion wire so your badge should last you a lifetime -- ACCURATE - the spelling of - Gup - Sabum - Sahyun - Saseong - are all exactly as shown on page 373 of General Choi's Encyclopaedia