Rare 50c coin from 1988 minted to celebrate bicentenary worth

All 50c coins minted that year were supposed to display a First Fleet ship and the dates 1788-1988 to acknowledge the bicentenary. But an unknown number of those were wrongly minted.

bicentennial coin, Collectables

Coin - 50 Cents, Australian Bicentenary, Australia, 1988

1988 50 Cents

is this a rare coin or nah? : r/aus

1988 Half Dollar - Canada

Peter Vincent: All their latest coverage - Page 2

Rare 50c coin from 1988 minted to celebrate bicentenary worth $15,000

Australian 50 Cent Coins

1988 TALL SHIP 50c Coin / Lightly Circulated VG $7.65 - PicClick AU

Australian Mint Coins: A Treasury of Numismatic Excellence

Rare 50c coin from 1988 minted to celebrate bicentenary worth $15,000

1988 Half Dollar - Canada

$2 1988 Silver Proof - Wynyard Coin Centre – M.R.Roberts - Wynyard Coin Centre