A searchable guide to the complete WordPress Icon Library (@wordpress/icons) package from Gutenberg.
import { Icon, postDate } from '@wordpress/icons';
<Icon icon={postDate} />
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" aria-hidden="true" focusable="false"><path d="M11.696 13.972c.356-.546.599-.958.728-1.235a1.79 1.79 0 00.203-.783c0-.264-.077-.47-.23-.618-.148-.153-.354-.23-.618-.23-.295 0-.569.07-.82.212a3.413 3.413 0 00-.738.571l-.147-1.188c.289-.234.59-.41.903-.526.313-.117.66-.175 1.041-.175.375 0 .695.08.959.24.264.153.46.362.59.626.135.265.203.556.203.876 0 .362-.08.734-.24 1.115-.154.381-.427.87-.82 1.466l-.756 1.152H14v1.106h-4l1.696-2.609z"></path><path d="M19.5 7h-15v12a.5.5 0 00.5.5h14a.5.5 0 00.5-.5V7zM3 7V5a2 2 0 012-2h14a2 2 0 012 2v14a2 2 0 01-2 2H5a2 2 0 01-2-2V7z"></path></svg>
postDate – WordPress Icon Library