Seiko Prospex Turtle SRPE vs Seiko Prospex Samurai SRPB51
Both are dive watches in the mid tier — here's how the specs differ and which to pick.
| Spec | Seiko Prospex Turtle SRPE | Seiko Prospex Samurai SRPB51 |
|---|---|---|
| Movement | Automatic | Automatic |
| Water resistance | 200m | 200m |
| Case size | 45mm | 43.8mm |
| Crystal | hardlex | hardlex |
| Style | Dive | Dive |
| Price tier | Mid | Mid |
Which should you buy?
- the Seiko Prospex Turtle SRPE wears 45mm vs the Seiko Prospex Samurai SRPB51's 43.8mm — choose by wrist size
Where to buy
Check the Seiko Prospex Turtle SRPE price on Amazon →
Check the Seiko Prospex Samurai SRPB51 price on Amazon →
FAQ
What's the difference between the Seiko Prospex Turtle SRPE and the Seiko Prospex Samurai SRPB51?
Both are dive watches in the mid tier. The Seiko Prospex Turtle SRPE is automatic, 200m water resistance, 45mm, hardlex crystal; the Seiko Prospex Samurai SRPB51 is automatic, 200m water resistance, 43.8mm, hardlex crystal.
Which is better value, the Seiko Prospex Turtle SRPE or the Seiko Prospex Samurai SRPB51?
Both sit in the mid tier, so it comes down to movement, water resistance and case size — see the spec table above.
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