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Longines Spirit vs IWC Pilot's Watch Mark XVIII

Both are pilot / aviation watches — 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

SpecLongines SpiritIWC Pilot's Watch Mark XVIII
MovementAutomaticAutomatic
Water resistance100m50m
Case size40mm40mm
Crystalsapphiresapphire
StylePilot / aviationPilot / aviation
Price tierUpperPremium

Which should you buy?

Where to buy

Check the Longines Spirit price on Amazon →

Check the IWC Pilot's Watch Mark XVIII price on Amazon →

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FAQ

What's the difference between the Longines Spirit and the IWC Pilot's Watch Mark XVIII?
Both are pilot / aviation watches. The Longines Spirit is automatic, 100m water resistance, 40mm, sapphire crystal; the IWC Pilot's Watch Mark XVIII is automatic, 50m water resistance, 40mm, sapphire crystal.

Which has better water resistance, the Longines Spirit or the IWC Pilot's Watch Mark XVIII?
The Longines Spirit, rated 100m, versus 50m on the other. Pick 100m or higher for swimming and 200m+ for diving.

Which is better value, the Longines Spirit or the IWC Pilot's Watch Mark XVIII?
The Longines Spirit is the lower-priced tier; the other steps up in build for more money — confirm both live prices at the retailer.

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