Illustrated historical reference · Case & bottom stamp
1987 — Case & bottom stamp reference (1987)
Compare the entire stamping or insert construction. Production features may overlap.
- Known period
- 1987
Reference images
Evidence, source and dating limits
Sources: In Quiet Detail — Primary photographic and collector reference archive; Glen's Zippo Page — Historical bottom-stamp, case/insert construction details, Canadian dating chronology, and transition research; Moonlight Zippo — Historical bottom-stamp variants, Slim dating chronology, and Canadian bottom/insert period references
Dating caution. Case and insert can have different manufacture dates; inserts may have been replaced. A single feature does not establish authenticity.