I think it's a myth: some years ago someone posted it as a mistake somewhere on the Internet, and it gets repeated again and again?
But I have never found any information that this tiara was ever owned by Queen Maud.
--Previous Message-- : : http://www.pinterest.com/pin/206813807861165538/ : : Since I never see any Norway royal lady wear : this tiara even Queen Maud. Do Queen Maud : really own this tiara? :