Illustrated historical reference · Case & bottom stamp
1990 · Slim · Plant not specified — Case & bottom stamp reference (1990)
“Made in USA” is added to the bottom stamp.
- Known period
- 1990
- Case type
- slim
- Dating evidence
- Supporting comparison — A useful illustrated or photographed comparison. The feature alone does not establish a unique production date.
- Reference verification
- Historical illustration or documented comparison; not an independently authenticated specimen photograph.
Reference images
Consolidated reference
This archival entry remains available under its original URL. The consolidated display groups examples of the same dated model type and production plant without removing this source record.
View the unified 1990 · Slim · Plant not specified reference and photo gallery
Dating evidence and reference verification
Sources: Moonlight Zippo — Historical bottom-stamp variants, Slim dating chronology, and Canadian bottom/insert period references
Supporting comparison: A useful illustrated or photographed comparison. The feature alone does not establish a unique production date.
Reference verification: Historical illustration or documented comparison; not an independently authenticated specimen photograph.
Dating caution. Case and insert can have different manufacture dates; inserts may have been replaced. A single feature does not establish authenticity.