Do the hash marks on the bottom of a Zippo lighter show different quality the more hash marks there are? - Quora
![Zippo on Twitter: "#FactOrFiction: The date on a Zippo lighter insert & bottom stamp will always match. Hint- https://t.co/Qmr6TheEO4 https://t.co/SjEhquhMcg" / Twitter Zippo on Twitter: "#FactOrFiction: The date on a Zippo lighter insert & bottom stamp will always match. Hint- https://t.co/Qmr6TheEO4 https://t.co/SjEhquhMcg" / Twitter](https://pbs.twimg.com/media/CTivRXrWwAAOCOa.jpg:large)
Zippo on Twitter: "#FactOrFiction: The date on a Zippo lighter insert & bottom stamp will always match. Hint- https://t.co/Qmr6TheEO4 https://t.co/SjEhquhMcg" / Twitter
Zippo - Do you know why we started stamping date codes into the bottoms of our lighters? Decode your bottom stamp here: https://fal.cn/3898G | Facebook
Zippo - Roll call! 📣 How old is your oldest lighter vs. your newest lighter? Psst, you can tell by reading about our date code system here: https://fal.cn/3gztv | Facebook
![Not sure if it's been posted here yet but here is a helpful tool to help y'all date your Zippo. : r/Zippo Not sure if it's been posted here yet but here is a helpful tool to help y'all date your Zippo. : r/Zippo](https://preview.redd.it/0tyi35h048151.jpg?width=640&crop=smart&auto=webp&s=a5559b996dbd9524fee7f5c3bfabbc53849c1950)