<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" width="100" height="100">
  <!-- Metà colorata (gold) -->
  <clipPath id="left-half">
    <rect x="0" y="0" width="50" height="100"/>
  </clipPath>
  <polygon points="50,5 61,35 95,35 67,57 78,90 50,70 22,90 33,57 5,35 39,35" fill="#FFD700" clip-path="url(#left-half)"/>
  
  <!-- Metà bianca -->
  <clipPath id="right-half">
    <rect x="50" y="0" width="50" height="100"/>
  </clipPath>
  <polygon points="50,5 61,35 95,35 67,57 78,90 50,70 22,90 33,57 5,35 39,35" fill="#FFFFFF" clip-path="url(#right-half)"/>
</svg>

<br>

<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100" width="100" height="100">
  <polygon points="50,5 61,35 95,35 67,57 78,90 50,70 22,90 33,57 5,35 39,35" fill="#FFD700"/>
</svg>