Introduction
Mysterious and elite
Obsidian develops master-level competence for technicians who already hold Diamond certification. It combines substantial experience with continued technical development and a broader range of exclusive specialties. At this stage, the emphasis is on deepening your understanding of regulator maintenance, troubleshooting and calibration, building on the expert-level foundation established at Diamond.
Prerequisites
Cressi Diamond Tech certification required.
Progression requirements: 4 completed updates and approximately 8 years of experience
Mandatory pre-course online e-learning must be completed before attending. It introduces our technical vocabulary, tool names, schematics and other preparatory concepts, helping you understand the terminology and materials used during the course.
Minimum age: 18 years
Course duration: 1-2 days
Certification validity: 2 years
Course content
The course combines an introduction to Cressi with standards, CE certification, lubricants and basic technical knowledge. These topics provide context for understanding the equipment you present to customers. The emphasis is on technical awareness for sales conversations; practical regulator servicing is addressed in the subsequent technician levels.
Theoretical session:
- Standards and procedures
- Lubricants
- Tips and tricks.
Practical exercises:
- Disassembly,
- Cleaning is covered through explanation only, not as a practical exercise.
- Reassembly,
- Calibration
- Testing on the mobile test bench.
Equipment and specialties:
- Cleaning and maintenance refresher;
- All first-stage
- All second-stage
- A minimum of 8 specialties;
- Inflator
- Submersible pressure gauge (SPG).
Assessment:
- At the end of the theoretical session, you must score above 80% in the final theory exam.
- You must also achieve at least 80% in the assessment conducted during the course.
Skills acquired by the end of the course
Master-level competence in regulator maintenance, troubleshooting and calibration, with additional skills developed through Cressi's exclusive specialties.
This level consolidates the move from expert competence to mastery across the areas covered by your training. It also prepares the technical foundation for Imperial, where supporting other technicians becomes an explicit part of the learning outcome.
Certification validity and renewal
Your certification is valid for 2 years. Complete a mandatory update course every 2 years, before your current certification expires, to keep your credentials active.
Course evaluation and feedback
After each course you attend, you will receive a course evaluation form to assess your technical training. We welcome your feedback and suggestions to improve your next training experience.
Further information and prerequisites
Contact us for more information about this course or to clarify prerequisite requirements before registering. Share your current certification and technical experience so we can help you identify the appropriate level.