New Zealand twenty-cent coin pegged to the British pound, was changed to a decimal dollar at a rate of two dollars to a pound. Therefore, 20 cents was worth a tenth of a pound. The 20-cent coin replaced the florin coin which had been worth two shillings, or a tenth of a pound. Like the florin, the new 20-cent coin was made of cupronickel, 28.58 mm in diameter, 11.31 grams in weight, and had 100% edge milling. The 20-cent coin retained the presence of a kiwi on the reverse of the florin, albeit in a different design. The original obverses of 20-cent coins depicted
New Zealand fifty-cent coin New Zealand fifty-cent coin The New Zealand fifty-cent coin is a coin of the New Zealand dollar. It was the largest by denomination, diameter and mass to have been introduced on the decimalisation of the currency on 10 July 1967, replacing the pre-decimal crown coin (five shillings). On 31 July 2006, as part of a revision of New Zealand's coinage, the fifty cent was made smaller, lighter and of a cheaper alloy (nickel-plated steel). On 1 November of that year the previous larger fifty cent coin was demonetised. Both the larger and smaller coin featured on its reverse the ship