Open Water Scuba Instructor Course

The Open Water Scuba Instructor Course (OWSI) is the second main part of the IDC and must be conducted by a PADI Course Director.


The OWSI takes between 3-5 days to complete.

What’s Involved?


The OWSI costs £495. This includes all training, pool access and equipment hire. It doesn’t include the following:

  • Course materials (although you should have these from the AI).
  • The Instructor Examination.
  • Transport and dive site entrance.
  • Instructor membership to PADI.

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