ANTIQUES Roadshow expert Joanna Hardy was left stunned after a brooch she mistook for 'costume jewellery' turned out to be worth £20,000.
The BBC show is famed for sharing wonderful and intriguing tales behind antiques, but nobody expected one guest's brooch to be worth as much as it was.
Joanna was speechless as she came across a sparkling brooch that at first glance she assumed was nothing more than some dazzling costume jewellery.
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