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The Index — Vintage watches, decoded.References, dials and variants up to 2000

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Impressum Datenschutz

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Seiko Bullhead 6138-0040 · The Index

Brands
Seiko
Bullhead
6138-0040

Bullhead 6138-0040

c. 1970–c. 1977

Years estimated from 23 dated marketplace listings (5th–95th percentile); seller-stated, unverified.

Variants

No variants documented yet.

Reference specifications

Brand: Seiko
Model: Bullhead
Reference: 6138-0040
Production: c. 1970–c. 1977
Case material: Stainless steel

Specs shared by all variants. Variant pages show where a variant differs.

All Bullhead references

Next reference6138-0049