Antiques Roadshow guest was left speechless when she showed jewellery expert Joanna Hardy a sparkling brooch.The guest brought a stunning brooch onto the BBC show and had a very special story behind the dazzling item.Joanna said: "When you came to my table and showed me this, I was about to say, 'That's really lovely but it's costume jewellery.'"Then I looked at it and thought, 'Oh my goodness, it's not costume jewellery because they're all diamonds!'"The owner of the brooch explained: "I inherited it.
My partner was a jeweller in Hatton Garden and there was a competition, if you look like a Duchess, and this was the prize.
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