Identity Help : I have a stone that checks as diamond, could this

I found this on the side of the road. It has flat cracks in it too. What are the chances that it really is diamond

Identity Help : I have a stone that checks as diamond, could this still be faulty?

Diamond - Wikipedia

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Do Lab Diamonds Test As Real Diamonds: Three Tests To Know, 47% OFF

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Identity Help : I need help i.d. hopefully diamond

Do Lab Grown Diamonds Pass a Diamond Tester?

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This Laser Can Help Verify the Source of a Diamond

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