The Queen and The Duke of Edinburgh will celebrate their diamond wedding anniversary on 20 November 2007.

If you would like to send a message to Her Majesty and His Royal Highness to mark the occasion, simply fill in the form below.

A selection of these messages will be published on a special diamond wedding anniversary microsite which will go live at the beginning of November.

If you prefer that your name and location or your message are not published, please indicate this in the body of your message.