Seiko · Prospex
Turtle
Ref. SRP777
currentModern reissue (4R36)DocumentedLast reviewed Not yet reviewed
Reference photography not yet on file
The 2016 reissue. Unlike the vintage 6309 it hacks and hand-winds, and it is rated to 200m rather than 150m.
At a glance
- Brand
- Seiko
- Collection
- Prospex
- Reference
- SRP777
- Production
- 2016–present
- Caliber
- 4R36
- Case diameter
- 44.3mm
- 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.