Dedicated shoppers will soon have a shiny new way to flash their money around -- in the form of a solid gold debit card. Made of 18-karat gold, this is the first hallmarked payment card made of precious metal, the UK's Royal Mint, which is producing the card, said in a statement Friday. The gold used to make the cards is source-traceable, meaning its provenance can be checked, the mint said in a statement. The card doesn't come cheap -- prices start at £18,750 (around $23,000), with further charges for personalized designs on the front and back. After buying a card, customers automatically become Raris ... (full story)