Banknote Blog

Buyer's Guide · July 2026 · 10 min read How to Spot a Fake Zimbabwe 100 Trillion Dollar Note The most widely copied authentication checklist for this note tells you to hold it to the light and find a watermark. The genuine note does not have one and never did. Here is what the P-91 actually carries, why so much published advice is wrong, and how to check a note in about ninety seconds. Quick Answer The genuine 2008 Zimbabwe 100 Trillion Dollar note (Pick P-91) measures 148 mm by …

Numismatic Reference · July 2026 · 9 min read How Many Zimbabwe 100 Trillion Dollar Notes Are Left? The most famous banknote of the 21st century circulated for barely three months, was formally retired years later, and is now outnumbered by its own counterfeits on some marketplaces. Here is what is actually known about the surviving supply of the P-91 — and why "how many are left" is the wrong question without asking "how many are real." Quick answer: Nobody knows the exact …

★ Featured in FeedSpot’s Top 20 Paper Money Blogs Banknote Reference · June 5, 2026 · 11 min read 2008 Zimbabwe 100 Trillion Dollar Banknote (Pick P-91): Complete Specifications, History, and Reference Guide The definitive reference for the most recognized hyperinflation banknote of the modern era — specifications, design, issuance, variants, authentication, and market data. Quick Answer The 2008 Zimbabwe 100 Trillion Dollar banknote (catalog reference Pick P-91) is …