A diamond ring worth more than £1m has been seized by the National Crime Agency as part of its continuing investigation into a London woman who spent £16m in Harrods.The ring was found at a high-class jewellers by investigators looking into the source of Zamira Hajiyeva's vast wealth.She's the first person in the UK to be subject to an Unexplained Wealth Order - a court measure designed to uncover suspected corrupt money hidden in the UK by foreign officials ...