google-material-design-icons/android/maps/diamond/materialiconsround/black/res/drawable/round_diamond_20.xml

<vector xmlns:android="http://schemas.android.com/apk/res/android"
    android:width="20dp"
    android:height="20dp"
    android:viewportWidth="20"
    android:viewportHeight="20"
    android:tint="?attr/colorControlNormal">
  <path
      android:fillColor="@android:color/white"
      android:pathData="M9.5,16.44l0,-7.94l-7.06,0z"/>
  <path
      android:fillColor="@android:color/white"
      android:pathData="M9.9,3.31l-2.09,4.19l4.35,0z"/>
  <path
      android:fillColor="@android:color/white"
      android:pathData="M10.5,8.5l0,7.94l7.06,-7.94z"/>
  <path
      android:fillColor="@android:color/white"
      android:pathData="M6.69,7.5L8.94,3H5.02C4.4,3 3.85,3.37 3.62,3.94L2.2,7.5H6.69z"/>
  <path
      android:fillColor="@android:color/white"
      android:pathData="M13.3,7.5h4.5l-1.42,-3.56C16.15,3.37 15.6,3 14.98,3h-4.12L13.3,7.5z"/>
</vector>