Mido Ocean Star GMT vs Longines Spirit Zulu Time

Both are GMT watches. In short: the Mido Ocean Star GMT takes more water (200m) — both are fine for swimming, but it has more margin if you dive. The Mido Ocean Star GMT is automatic, 200m water resistance, 44mm, sapphire crystal; the Longines Spirit Zulu Time is automatic, 100m water resistance, 42mm, sapphire crystal.

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

Spec	Mido Ocean Star GMT	Longines Spirit Zulu Time
Movement	Automatic	Automatic
Water resistance	200m	100m
Case size	44mm	42mm
Crystal	sapphire	sapphire
Style	GMT / travel	GMT / travel
Price tier	Upper	Premium

Which should you buy?

The Mido Ocean Star GMT takes more water (200m) — both are fine for swimming, but it has more margin if you dive
The Mido Ocean Star GMT sits in the lower price tier (Upper) if budget leads

Where to buy

Mido Ocean Star GMTSee price on AmazonCheck price

Longines Spirit Zulu TimeSee price on AmazonCheck price

As an Amazon Associate we earn from qualifying purchases, at no extra cost to you. Affiliate links never affect our specs or which watches we compare.

Ordering a watch? Amazon Prime includes fast delivery on eligible items, and eligible new members may be offered a free trial. Delivery speed and return terms vary by item, so check the listing when sizing is a gamble. See if you can try Prime free →

Affiliate link — we may earn a commission on qualifying sign-ups, at no extra cost to you. Current terms are on Amazon's page.

Neither of these quite right? Answer five questions — wrist size, what it's for, battery or automatic, whether it gets wet, budget — and see which of the 128 watches actually fit →

FAQ

What's the difference between the Mido Ocean Star GMT and the Longines Spirit Zulu Time?
Both are GMT watches. The Mido Ocean Star GMT is automatic, 200m water resistance, 44mm, sapphire crystal; the Longines Spirit Zulu Time is automatic, 100m water resistance, 42mm, sapphire crystal.

Which has better water resistance, the Mido Ocean Star GMT or the Longines Spirit Zulu Time?
The Mido Ocean Star GMT, rated 200m, versus 100m on the other. Pick 100m or higher for swimming and 200m+ for diving.

Which is better value, the Mido Ocean Star GMT or the Longines Spirit Zulu Time?
The Mido Ocean Star GMT is the lower-priced tier; the other steps up in build for more money — confirm both live prices at the retailer.

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

More GMT comparisons: Baltic Aquascaphe GMT vs Christopher Ward C63 Sealander GMT · Baltic Aquascaphe GMT vs Christopher Ward C65 Trident GMT · Rolex GMT-Master II vs Tudor Black Bay GMT · Rolex GMT-Master II vs Longines Spirit Zulu Time · all GMT watches · all comparisons