How can you tell if it is a real diamond?

Related questions

1. Is 14kt gold good quality?
2. Does gold vermeil turn green?
3. Does Silver attract magnet?
4. Can I sell gold plated jewelry?
5. Is a ring fake if it turns your finger green?
6. Will a magnet pick up gold?
7. Does the Philosopher's Stone exist?
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Tags

1. #probably
2. #stick
3. #easily
4. #fogged
5. #place
6. #condensation
7. #front
8. #surface
9. #diamond
10. #seconds
11. #breath
12. #stone
13. #since
14. #mouth
15. #doesn
16. #stays
17. #mirror