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Seiko 5 Sport SRPD vs Citizen Tsuyosa NJ0150

Both are everyday / casual watches in the mid tier — here's how the specs differ and which to pick.

Last verified 2026-06-11 · specs from manufacturer data · tier = price band, confirm the live price at the retailer

SpecSeiko 5 Sport SRPDCitizen Tsuyosa NJ0150
MovementAutomaticAutomatic
Water resistance100m50m
Case size42.5mm40mm
Crystalhardlexmineral
StyleEveryday / casualEveryday / casual
Price tierMidMid

Which should you buy?

Where to buy

Check the Seiko 5 Sport SRPD price on Amazon →

Check the Citizen Tsuyosa NJ0150 price on Amazon →

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FAQ

What's the difference between the Seiko 5 Sport SRPD and the Citizen Tsuyosa NJ0150?
Both are everyday / casual watches in the mid tier. The Seiko 5 Sport SRPD is automatic, 100m water resistance, 42.5mm, hardlex crystal; the Citizen Tsuyosa NJ0150 is automatic, 50m water resistance, 40mm, mineral crystal.

Which has better water resistance, the Seiko 5 Sport SRPD or the Citizen Tsuyosa NJ0150?
The Seiko 5 Sport SRPD, rated 100m, versus 50m on the other. Pick 100m or higher for swimming and 200m+ for diving.

Which is better value, the Seiko 5 Sport SRPD or the Citizen Tsuyosa NJ0150?
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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