 In June 2011 , Christie 's auctioned a set of pearl and diamond jewels ( a tiara , brooch and bracelet ) that were originally in Lady Rosebery 's ownership . 
 In June 2011 , Christie <a href='null_genetive' title='1'><mark>'s</mark></a>auctioned a set of pearl and diamond jewels ( a tiara , brooch and bracelet ) <a href='null_relcl' title='2'><mark>that</mark></a><a href='uninflect' title='3'><mark>were</mark></a> originally in Lady Rosebery <a href='null_genetive' title='4'><mark>'s</mark></a>ownership . 
In June 2011 , Christie  auctioned a set of pearl and diamond jewels ( a tiara , brooch and bracelet ) was originally in Lady Rosebery  ownership .