[9 / 2 / ?] 324KiB, 754x425, flawless-diamond.png View SameGoogleImgOpsiqdbSauceNAO Thread Reply Original Report Media View Same Google ImgOps iqdb SauceNAO Download Anonymous ID:F1OHdllA Wed 13 Sep 2017 07:51:53 No.2146801 View ViewReplyOriginalReport Quoted By: >>2146803 >>2146808 >>2146839 >>2146842 What makes diamond the hardest metal /bant/?