Seiko · Prospex
Willard / Captain Willard
Ref. SPB151
currentModern 6R35 WillardDocumentedLast reviewed Not yet reviewed
Reference photography not yet on file
At a glance
- Brand
- Seiko
- Collection
- Prospex
- Reference
- SPB151
- Production
- 2020–present
- Caliber
- 6R35
- Case diameter
- 42.7mm
- 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.