By A Mystery Man Writer
QUEEN ELIZABETH'S Williamson pink diamond brooch is the second most valuable brooch in her collection, and a jewellery expert has explained why.
The history behind Queen's £25million brooch - One of most 'flawless' diamonds in world
25 of the Queen's most valuable brooches – VISIT
Queen's Williamson Pink Diamond Brooch
One of the Queen's favourite brooches has Canadian roots
Queen reportedly changed original use of Williamson brooch's pink diamond
Queen's Williamson Pink Diamond Brooch
The history behind Queen's £25million brooch - One of most 'flawless' diamonds in world
Queen's Williamson Pink Diamond Brooch
Queen reportedly changed original use of Williamson brooch's pink diamond
Queen's Williamson diamond brooch: Reason why it's valued at £25million
The Queen's most expensive Christmas brooch is more expensive than two Teslas - MyLondon
Royal jewels: Queen's Williamson pink diamond brooch