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Some specifications for this reference are on file; the record is incomplete.

Seiko · Prospex

Willard / Captain Willard

Ref. 6105-8000

discontinuedSymmetric-case 6105Partially documentedLast reviewed Not yet reviewed

Reference photography not yet on file

The symmetric-cased first generation of the 6105, sometimes distinguished by collectors from the later asymmetric 'Willard' case. It is a different case from the -8110 and should not be catalogued under that nickname.

Some specifications for this reference require verification against manufacturer documentation.

At a glance

Brand
Seiko
Collection
Prospex
Reference
6105-8000
Production
1968–1970
Caliber
6105A
Case diameter
42mm
Case material
Stainless steel

Related references

Reference family timeline

Every generation in this lineage in production order. Spans are as documented; an open end means the reference is current or its end year is not established.

  1. 6105-8000

    Willard / Captain Willard · 6105A

    1968–1970This reference
  2. 6105-8110Captain Willard

    Willard / Captain Willard · 6105B

    1970–1977
  3. SPB151

    Willard / Captain Willard · 6R35

    2020