In 2003 to celebrate Captain Thunderbolt, the Perth Mint on behalf of the Cook Islands released a very Limited Issue Captain Thunderbolt $2 Two Dollar Silver Proof Coin colorized by the Perth Mint struck in solid .999 Silver weighing two ounces of pure Silver.
The reverse depicts a colour picture of Captain Thunderbolt while the obverse features Raphael Maklouf's Portrait of Her Majesty Queen Elizabeth II.
These legal tender coins have been struck to proof quality using specially prepared dies and highly polished blanks.