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Steinhart Ocean One vs Seiko SKX007

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

Last verified 2026-06-27 · specs from manufacturer data · tier = price band, confirm the live price at the retailer

SpecSteinhart Ocean OneSeiko SKX007
MovementAutomaticAutomatic
Water resistance300m200m
Case size42mm42mm
Crystalsapphirehardlex
StyleDiveDive
Price tierMidMid

Which should you buy?

Where to buy

Check the Steinhart Ocean One price on Amazon →

Check the Seiko SKX007 price on Amazon →

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FAQ

What's the difference between the Steinhart Ocean One and the Seiko SKX007?
Both are dive watches in the mid tier. The Steinhart Ocean One is automatic, 300m water resistance, 42mm, sapphire crystal; the Seiko SKX007 is automatic, 200m water resistance, 42mm, hardlex crystal.

Which has better water resistance, the Steinhart Ocean One or the Seiko SKX007?
The Steinhart Ocean One, rated 300m, versus 200m on the other. Pick 100m or higher for swimming and 200m+ for diving.

Which is better value, the Steinhart Ocean One or the Seiko SKX007?
Both sit in the mid tier, so it comes down to movement, water resistance and case size — see the spec table above.

Citing these specs? Go ahead — manufacturer data, last verified 2026-06-27. Copy a ready-made reference:

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