London (CNN) -- Special coins designed to mark the christening later this month of Prince George, the baby son of Prince William and his wife, Catherine, go into production Tuesday in Britain. Prince George, who was born in July, is the first royal baby to be honored with a christening coin from the Royal Mint. Catherine's first appearance since royal baby was born The design of the coins, to be produced by the Royal Mint in a range of sizes and materials, has been approved by his parents, the Duke and Duchess of Cambridge, and his great-grandmother, Queen Elizabeth II, the Royal Mint said.
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Special coins to mark the christening of Prince George go into production
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He will be christened this month at the Chapel Royal, St. James's Palace
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The coins are available for sale, with the largest gold version priced at $80,000
A special silver coin was also issued to mark @placeholder's July 22 birth.