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.

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

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

1988 First Fleet Bicentenary Fifty Cent Coin

50c 1988 Bicentenary Royal Australian Mint Roll - Wynyard Coin Centre – M.R.Roberts - Wynyard Coin Centre

50 Cents - Elizabeth II (3rd Portrait - First Fleet Bicentenary) - Australia – Numista

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

PCGS Graded Australian Decimal Coins for Sale - The Purple Penny

A 5c coin could be worth $2000 to $5000 due to a Royal Australian Mint manufacturing error

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