diamond

<svg fill="currentColor" viewBox="0 0 512 512" xmlns="http://www.w3.org/2000/svg"><path d="M17 215L215 17C225.9 6.1 240.6 0 256 0s30.1 6.1 41 17L495 215c10.9 10.9 17 25.6 17 41s-6.1 30.1-17 41L297 495c-10.9 10.9-25.6 17-41 17s-30.1-6.1-41-17L17 297C6.1 286.1 0 271.4 0 256s6.1-30.1 17-41z"/></svg>

<i class="ti ti-diamond"></i>

ti ti-diamond

<i class="ti ti-008761"></i>

ti ti-008761

<svg aria-hidden="true" focusable="false" fill="currentColor" viewBox="0 0 512 512" xmlns="http://www.w3.org/2000/svg"><path d="M17 215L215 17C225.9 6.1 240.6 0 256 0s30.1 6.1 41 17L495 215c10.9 10.9 17 25.6 17 41s-6.1 30.1-17 41L297 495c-10.9 10.9-25.6 17-41 17s-30.1-6.1-41-17L17 297C6.1 286.1 0 271.4 0 256s6.1-30.1 17-41z"/></svg>

<svg aria-hidden="true" focusable="false" fill="currentColor" viewBox="0 0 512 512" xmlns="http://www.w3.org/2000/svg"><path d="M17 215L215 17C225.9 6.1 240.6 0 256 0s30.1 6.1 41 17L495 215c10.9 10.9 17 25.6 17 41s-6.1 30.1-17 41L297 495c-10.9 10.9-25.6 17-41 17s-30.1-6.1-41-17L17 297C6.1 286.1 0 271.4 0 256s6.1-30.1 17-41z"/></svg>

https://cdn.jsdelivr.net/npm/@ticnob/icons@1/icons/diamond.svg