File:Diamond-caution.svg

Clone from https://upload.wikimedia.org/wikipedia/commons/f/f1/Diamond-caution.svg. Note: By User:RedHotHeat based on (but not exact copy of) image by Denelson83 (Own work) [GFDL (http://www.gnu.org/copyleft/fdl.html) or CC-BY-SA-3.0 (http://creativecommons.org/licenses/by-sa/3.0/)], via Wikimedia Commons