A vectorized version of the official insignia used by the now defunct 1st Cavalry Group (nicknamed Dragoons of Angola) of the Portuguese Army.
<a href="//commons.wikimedia.org/wiki/User:Sprucecopse" title="User:Sprucecopse">Erik G</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>, based on <a rel="nofollow" class="external free" href="https://web.archive.org/web/20221112185404/https://i.servimg.com/u/f85/13/85/69/53/cracha10.jpg">https://web.archive.org/web/20221112185404/https://i.servimg.com/u/f85/13/85/69/53/cracha10.jpg</a> and<br><a rel="nofollow" class="external free" href="https://web.archive.org/web/20221112185506/http://ultramar.terraweb.biz/ProcuradeCamaradas_imagens/ECav0403/Esquadr%C3%A3o%20de%20Cavalaria%20403%20do%20Grupo%20de%20Cavalaria%201%20RMA.jpg">https://web.archive.org/web/20221112185506/http://ultramar.terraweb.biz/ProcuradeCamaradas_imagens/ECav0403/Esquadr%C3%A3o%20de%20Cavalaria%20403%20do%20Grupo%20de%20Cavalaria%201%20RMA.jpg</a>