Dive watch vs dive computer: what is the difference?

Explaining the differences between a dive watch and a dive computer is fundamentally a comparison of analogue and digital technologies.

Their goal is broadly the same, to log how long you have been submerged, how much longer you can stay underwater, and to help you avoid decompression sickness when returning to the surface. They are also built to survive being used in deep water, with hard-wearing cases, durable straps and information that can be seen clearly at a glance, regardless of ambient lighting.

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