The 1983 Royal Australian Mint Proof Set of 6 Coins with Box and COA is a highly sought after collection of uncirculated coins from Australia. This set, composed of copper-nickel coins, includes coins from the year 1983 and comes with a certificate of authenticity. The set is a valuable addition to any coin collector's portfolio, showcasing the craftsmanship and history of Australian coinage. Each coin is in pristine proof quality, making it a desirable item for numismatists interested in coins from Australia.