Welcome to Aventine

New Zealand’s Certified Authorized Dealer by the World's Leading Established Third-party Authority in Coins and Banknotes

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Buyers & Sellers of Numismatic Rarities and Significant Collections.

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Authentication & Grading

New Zealand’s Submission Centre for NGC and PMG.

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Numismatic Rarities Showcase

Notable Acquisitions and Sales of Rare Coins and Banknotes via Aventine

1895 German New Guinea Gold 20 Mark

1895 German New Guinea 20 Mark

Among the World’s Most Valuable and Iconic Coins from Oceania

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1934 New Zealand Serial Number 1 One Pound

1934 New Zealand Serial Number 1 One Pound

Serial No. 1 of the First Series of Issue by the Reserve Bank of New Zealand

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LATEST NEWS

Coin Collectors: Wellington Coin Dealer

🗓️ 21-22 May 2024 | Wellington   Attention Coin Collectors... Read more

Aventine Numismatics Discovers and Facilitates the Sale of the Rarest New Zealand Banknote type issued by the RBNZ

An overseas collector recently acquired an album of rare Australasian... Read more

The Last New Zealand Knight Twenty Dollars - Officially Certified by PMG

New Zealand. Chief Cashier Lindsay Knight. 1977 S/N EC 1000000 Twenty Dollars.... Read more

19th - 20th March 2024 - Wellington Coin Collectors

  🗓️ Tuesday-Wednesday 19-20th March 2024 | Wellington We have... Read more

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