There is one tiara Kate is unlikely to be loaned – the Queen Mary's Girls of Great Britain and Ireland Tiara. This is one of the Queen's favourites and she … | more… https://www.google.com/url?rct=j&sa=t&url=http://www.shropshirestar.com/news/uk-news/2015/10/11/duchess-of-cambridge-expected-to-attend-state-banquet-for-chinas-president/&ct=ga&cd=CAIyHDQxMjEzYTNjZmYwOWZjYzQ6Y28udWs6ZW46R0I&usg=AFQjCNHnYfOby43YhQFzzZ_ftKmVbXC3HA