Hi Sara,
I would sudjest you try Susan York Tiara's on ebay, i can personally recommend her work as I bought 4 Tiara's of her myself when we got married last year.
I have put the links below,the crystal Bouquet starts is £59 she also does crystal Button holes £9.99 too.
http://cgi.ebay.co.uk/Swarovski-Crys...QQcmdZViewItem
http://cgi.ebay.co.uk/Swarovski-Crys...QQcmdZViewItem
http://cgi.ebay.co.uk/Swarovski-Crys...QQcmdZViewItem
Hope they help a bit.