Illustrated historical reference · Case & bottom stamp
1956–57 · Slim — Case & bottom stamp reference (1956–1957)
Moonlight uses the same bottom-stamp illustration for 1956 and 1957; the documented insert construction changes between the two years. Use the insert to distinguish them.
- Known period
- 1956–1957
- Case type
- slim
Reference images
Evidence, source and dating limits
Sources: Moonlight Zippo — Historical bottom-stamp variants, Slim dating chronology, and Canadian bottom/insert period references
Dating caution. This is a documented period reference, not proof of a precise manufacturing year. Case and insert can have different manufacture dates; inserts may have been replaced. A single feature does not establish authenticity.