Tissot Seastar 1000 vs Bulova Oceanographer Devil Diver

Both are dive watches in the upper tier. In short: the Tissot Seastar 1000 takes more water (300m) — both are fine for swimming, but it has more margin if you dive. The Tissot Seastar 1000 is automatic, 300m water resistance, 43mm, sapphire crystal; the Bulova Oceanographer Devil Diver is automatic, 200m water resistance, 44mm, sapphire crystal.

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

Spec	Tissot Seastar 1000	Bulova Oceanographer Devil Diver
Movement	Automatic	Automatic
Water resistance	300m	200m
Case size	43mm	44mm
Crystal	sapphire	sapphire
Style	Dive	Dive
Price tier	Upper	Upper

Which should you buy?

The Tissot Seastar 1000 takes more water (300m) — both are fine for swimming, but it has more margin if you dive.

Where to buy

Tissot Seastar 1000See price on AmazonCheck price

Bulova Oceanographer Devil DiverSee price on AmazonCheck price

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FAQ

What's the difference between the Tissot Seastar 1000 and the Bulova Oceanographer Devil Diver?
Both are dive watches in the upper tier. The Tissot Seastar 1000 is automatic, 300m water resistance, 43mm, sapphire crystal; the Bulova Oceanographer Devil Diver is automatic, 200m water resistance, 44mm, sapphire crystal.

Which has better water resistance, the Tissot Seastar 1000 or the Bulova Oceanographer Devil Diver?
The Tissot Seastar 1000, rated 300m, versus 200m on the other. Pick 100m or higher for swimming and 200m+ for diving.

Which is better value, the Tissot Seastar 1000 or the Bulova Oceanographer Devil Diver?
Both sit in the upper 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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