Divemaster This is a professional level course. Candidates must be 18 or older and have Rescue and current CPR/First Aid. The course consists of three parts: Knowledge Development, Water Skills & Stamina, and Practical Application. At the completion of the course, students will be qualified to assist with training student divers and to supervise diving activities for certified divers. This course normally takes eight full days. Cost includes tank, air, weights, and belt. A Bonaire Marine Park tag, which is $25, is required. If you will be taking this course, you need to fill out the Medical Form which can be downloaded here as a pdf file.