Australian coin expert Joel Kandiah made the revelation on his TikTok, The History of Money, which has almost 112,000 followers.
Two gold coins in Australia have skyrocketed in value following the death of Queen Elizabeth II. Picture: TikTokStream Sky News live & on demand with Flash. 25+ news channels in 1 place. New to Flash? Try 1 month free. Offer ends 31 October, 2022 One follower asked how to clean and preserve the coins, but Mr Kandiah said its best to not clean them because it will reduce its value.