What is the most expensive crown?

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Tags

1. #alone
2. #expensive
3. #wittelsbach
4. #worth
5. #crown
6. #being
7. #jewels
8. #diamond
9. #wittessbatcher
10. #which
11. #carat
12. #austrian
13. #roman
14. #million
15. #century
16. #considered
17. #emperor
18. #precious