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Technical Diving

Have you explored the recreational depth limits, and are you ready for the next step? Technical diving might be the field you have been looking for.

Duration

Age

Dives

Prerequisites

Includes

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Technical Diving

Have you explored the recreational depth limits, and are you ready for the next step? Technical diving might be the field you have been looking for.
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Recreational Sidemount Diving
6.500.000 IDR
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3 days

I

4 dives

Prerequisites

- Be certified as an Open Water diver or above

- Be a minimum of 10 years old (Obtain guardian permission if a minor)

Course Description

This courses trains divers to use the sidemount configuration with two independent cylinders.

The program focuses on proper equipment set-up, gas management and in-water practical skills.

It includes dry workshops, confined-water training as well as open-ocean application dives

This configuration provides versatility and adaptability in different environments and can be used anywhere that will provide you with two independent cylinders.

This course can be taken as a new configuration course or in combination with a range of other courses such as Nitrox, Deep, Advanced Wreck or Technical Decompression courses.

Qualification

This certification allows the diver to execute dives to their maximum certification on Sidemount.

Twinset Configuration
6.500.000 IDR
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3 days

I

4 dives

Prerequisites

- Be certified as an Open water or above

- Be a minimum of 15 years old (Obtain guardian permission if a minor)

Course Description

This course provides the necessary skills to safely and efficiently dive using a twinset configuration.

Wether it is used in a recreational setting or for deeper technical diving, twinset diving can increase the volume of gas carried by a diver while providing redundancy. 

The program focuses on proper equipment set-up, gas management and in-water practical skills.

This course can be taken as a new configuration course or in combination with a range of other courses such as Nitrox, Nitrox Plus, Deep, Advanced Wreck or a Technical Decompression course.

Qualification

This certification allows the diver to execute dives to their maximum certification on a Twinset configuration

Decompression Diver (45m)
15.000.000 IDR
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5 days

I

5 dives

Prerequisites

- Be a minimum of 18 years old

- Be certified as an Open water and Deep diver

- Be certified as a Nitrox Diver

- Be certified as a Sidemount or Twinset Diver

- Have a minimum of 30 logged hours underwater or 25 dives using open circuit

Course Description

The Decompression Diver course will allow you to explore the world of technical diving with an entry-level decompression program to 40m.

The course is divided into dry workshops, confined water training and open ocean application dives.

You will be trained to use additional equipment and learn new skills needed to complete decompression dives safely. After mastering those skills in the confined-water, they will be applied to dives up to 40m in the open ocean.

Dry workshops focusing on safe dive planning as well as equipment and gas selection will allow you to confidently apply your new skills and dive with a diver of the same or higher qualification

Qualification

The Decompression Diver certification entitles the holder to dive to a maximum depth of 45m with one (1) optimised decompression gas.

Advanced Decompression Diver (50m)
10.000.000 IDR
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4 days

I

5 dives

Prerequisites

- Be a minimum of 18 years old

- Be certified as an Open water and Deep diver

- Decompression Dive (or equivalent)

- Be certified as a Nitrox Diver

- Be certified as a Sidemount or Twinset Diver

- Have a minimum of 30 logged hours underwater or 25 dives using open circuit

Course Description

The Advanced Decompression Diver course will allow you to explore the world of technical diving with an entry-level decompression program to 50m.

The course is divided into dry workshops, confined water training and open ocean application dives.

You will be trained to use additional equipment and learn new skills needed to complete decompression dives safely. After mastering those skills in the confined-water, they will be applied to dives up to 45m in the open ocean with Trimix.

Dry workshops focusing on safe dive planning as well as equipment and gas selection will allow you to confidently apply your new skills and dive with a diver of the same or higher qualification

Qualification

The Advanced Decompression Diver certification entitles the holder to dive to a maximum depth of 50m with two (2) optimised decompression gas.

Gas Blender (ISO 13293)
2.500.000 IDR
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1 day

I

No dives

Prerequisites

Be a minimum of 18 years old

Course Description

The RAID Gas Blender course is designed to provide students with the knowledge and skills to safely and efficiently blend diving gases.

The course is divided into a classroom theory session and practical hands-on supervised blending training.

Gas blending is a highly sought after skill for any dive professional looking to expand their skill-set and increase their employability in the industry.

This dry course can be taken by divers or non-divers as it doesn’t require any in-water training.

Qualification

This certification enables to safely and efficiently blend diving gases.

Advanced Wreck
7.500.000 IDR
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3 days

I

4 dives

Prerequisites

- Be a minimum of 15 years old (Obtain guardian permission if minor)

- Be certified as a Deep diver, but a Nitrox certification is highly recommended

- Have a minimum of 5 hours logged underwater in an open water environment

Course Description

The Advanced Wreck course is designed to provide students with the necessary knowledge and skills to conduct wreck penetration dives safely, within the natural daylight zone to a maximum linear distance of 40m from the surface.

This course will teach you how to use new additional equipment as well as new practical skills necessary to safely dive inside a wreck, through dry guidelines laying workshop, confined water training and open water dives.

Although a challenging course, the Advanced Wreck course will open new opportunities for discovering otherwise limited dive sites and artificial reefs.

Performance Diver
7.500.000 IDR
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2 days

I

3 dives

Prerequisites

- Be a minimum of 15 years old

- Be certified as an Open Water diver

- Have a minimum of 8 hours logged underwater in an open-water environment

- Be certified on the configuration used during the course

Course Description

The Performance diver course is designed to perfect the foundation skills of any diver, regardless of their certification. 

Emphasis is put on buoyancy, trim and propulsion techniques, emergency procedures and managing task loading.

Qualification

This certification allows the diver to conduct dives safely and efficiently within the limits of their core certification and experience while demonstrating mastery of foundational diving skills.

Tech Fun Dives
1.200.000 IDR
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0,5 day

I

1 dive

Prerequisites

Course Description

Once you're certified, apply your newly learned skill on some of the deeper technical dive sites here in the Gili islands!

Tech Refresh
3.500.000 IDR
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2 days

I

2 dives

Prerequisites

Course Description

Haven't dived in a while and want to polish up your skills? Come and refresh those skills with us so we can go back to exploring.

Deco+ Advanced Deco
23.000.000 IDR
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7 days

I

9 dives

Prerequisites

- Be a minimum of 18 years old Be certified as a Nitrox, Deep and Rescue diver

- Have logged 50 hours underwater or 75 dives using open circuit

- Have logged at least 5 hours between 25-40m

- Be certified as a Sidemount or Twinset diver, unless this is combined with the program

- Submit a current Rescue Breathing, CPR training and Oxygen Provider certificates

Course Description

The Deco+Advanced Deco course package is a complete and comprehensive technical program for divers wanting to participate in staged decompression dives to a depth of 50m.


Taken together, those courses will provide you with the extra comfort and confidence in your diving knowledge and practical skill set.
This program is structured to give you the keys to safely plan and execute dives to 50m with a team-mindset.


You will be trained to use a new equipment configuration and learn the practical skills needed to complete multi-level technical dives to 50m while using 2 decompression cylinders.

Qualification

The Decompression Diver certification entitles the holder to dive to a maximum depth of 50m/145ft using air, trimix and nitrox with two (2) optimised decompression gas

Bethany

Meet Bethany

Bethany is our in house ecology instructor, with a passion for marine life and environmental sustainability. While visiting Gili Trawangan in 2019, Bethany discovered scuba diving, which fuelled her intrigue into learning more about the underwater world! She changed her career path, received a bachelor’s degree in Environmental Science and combined this knowledge with her passion for scuba diving!
Bethany became an Ocean Quest Coral Propagation trainer, teaching scuba divers how to propagate and manage coral nurseries to preserve this fragile ecosystem for years to come! Climbing the SSI Pathway, Bethany is now an SSI Ecology speciality Instructor, teaching Marine Ecology, Fish identification, coral identification, turtle ecology, shark ecology and Invertebrate ecology.

With a huge passion for marine life and environmental sustainability, Bethany is on a mission to educate scuba divers on the complexity and importance of marine animals and their ecosystems.
Ovan, Instructor Trainer at Gili Divers

Meet Ovan

Meet our instructor trainer Ovan Sofian, the man with the most infectious laugh off Indonesia. Originally from Sumbawa, Ovan escaped his fathers fishing business in search of adventure. This led him to Gili Trawangan, where he started as a boat captain. He slowly climbed the ladder in the diving industry and guided certified divers around the Gili’s for many years. In 2013 it was time to take the next step, and he became a dive instructor with Gili Divers. After eight years of teaching all over Indonesia and certifying over a thousand students, it was time for the next step; teaching other instructors how to teach. As an instructor trainer, Ovan is able to find that balance between the role as a mentor, and the ability to push instructor candidates to a higher level. When you climb the ladder from a small fishing boat in Sumbawa, to an established and highly respected instructor trainer, this ability almost comes naturally. Ovan will make sure you get all the attention and will practice with you until the late hours if necessary. Because that is what he loves the most; seeing his students grow.

Why dive with us?

We prioritise safety, professionalism, and unforgettable underwater explorations.

A Friendly & Certified Team

Our team of certified instructors and guides is passionate about marine conservation and sharing the wonders of the Gili Islands Marine Park with you.

Tailored Courses for Every Level

From beginner courses to professional programs, we tailor each experience to your skill level and interests.

Dive in Comfort & Safety

Our state-of-the-art equipment and well-maintained boats ensure comfort and reliability throughout your dive.

Prime beach front location

Our prime beachfront location offers direct and easy access to dive sites around the Gili Islands.

Meet Clem, our Technical Diving Instructor

Originally from France, she started diving in sunny Thailand where she quickly became addicted to the underwater world and started to pursue more advanced diving at greater depth. She became a RAID Deco 50 diver and a full-time open-circuit instructor in 2017.

From there, she expanded her teaching range with numerous specialties, alongside regularly leading fun and challenging technical dives. Over the years, she has gained invaluable experience teaching and diving in a wide variety of environments; from the cold, murky waters of the English Channel to the deep wrecks of the Maltese islands, and the vibrant marine life of Oman.

She joined Gili Divers in 2021 where she has taken on the task of growing a dedicated technical diving department. With a focus on personalised training, her main drive is always to create a safe and supportive teaching environment to encourage all divers to progress toward pushing their limits.

With a strong passion for deep diving and mentoring, she aims to empower students by giving them the confidence to achieve their diving goals. As a JJ-CCR Mod2 Mixed Gas diver, she enjoys exploring deep reefs and has a special love for historical wrecks.
5/5

"Best dive shop on Gili T"

I had an amazing first time ever scuba diving with Gili Divers. All the things we did was well organized. My instructor Clem is so so great, very caring. All the instructions from her was easy to understand and to follow, made me feel safe. Would definitely come back for my open water course with them!
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Raldo
Amazing experience at Gili Divers this week! Staff were all so nice. I did my  Open Water course with Mike who couldn’t have been a better instructor, I had a great time! I then decided to do my Advanced Adventurer course straight after with them and Leanne and Mauro were amazing! Really great dives, total professionals and great facilities. Jasper took our phots on one of the dives and they came back really cool - fully recommend him too!I’ll definitely be back, cheers guys!
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Ross
Had an amazing experience doing my Open Water at Gili Divers!! after one try dive we were hooked and decided to do the full course. Rick was an amazing instructor, I had a big panic on one of my dives but he was so professional in dealing with it and calming me down! super friendly and very reassuring to any worries or questions we had!!
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Amy
Completed my SSI Open Water Diver training here. From the first email, communication was great. Everybody was so welcoming and friendly. Denise was my trainer and was very friendly and professional with a real passion for diving and training. No rushing through any steps and everything explained well. So cool. Would highly recommend stopping in to Gili Divers
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Simon
We came for 1 dive and ended up staying 3 days in great part thanks to our instructor Flo, who's been nothing short of amazing, friendly, clear, reassuring and a great teacher. Gili divers has made our experience incredibly memorable, thank you!
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Baptiste
I did the Open Water Course with Sergi and It was an amazing experience. We having fun and also learned a lot of things. Sergi was attentive all the time and he gave us a lot of confidence to do all the dives. I'll be back for sure.
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Jaime
I did the Open Water Certification at Gilis Divers and it was completely amazing. My instructor Camila answered to all my questions and made us feel super safe in every dive and when we were at the pool. She was so professional that I could easily trust her in every step of the way. I'm So happy to’ve lived this experience at Gili Divers ♥︎ thank you so much for taking care of us!
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Guadalupe

They did it!

I had the incredible opportunity to complete my Deco 50 course with Clem, and it was absolutely amazing. Over the course of nine days, I not only enhanced my skills as a diver generally, but also gained a whole new perspective on the underwater world by exploring deeper depths. If you have prior diving experience and are looking to push your limits, I highly recommend this course!

Katie - Canada

I completed the RAID Deco 50 course with Clem, and I highly recommend it. The course was well-structured, balancing theory with practical dives. I significantly improved my diving skills and had some amazing experiences along the way. After completing the course, I did several Tech Fundives, including dives to Linda's Reef, where I had some of the best dives of my life. These dives allowed me to apply what I learned and further refine my skills. Clem is a fantastic dive instructor with extensive experience. I highly recommend both the Deco 50 course and Clem as an instructor.

Jan - Germany

I did my Sidemount course with Clem and I can tell you it was such a blast! She can break down the science for you in a way that you will understand it very fast. She can easily explain the adjustment of the harness, the algorithm of your dive computer, the many ways to improve buoyancy and all this while staying humble and making it a very very funny experience. I improved so much in her course and can't thank her enough for her patience, empathy and professionalism. Thank you so much Clem.

Luc - Switzerland

After finishing my divemaster with Gili divers I did my sidemount, Deep 40 and Deco 50 certs with Clem and it was an amazing experience! Through the courses we learned everything from rigging the deco stages, planning decompression dives and most importantly the safety procedures used during tech diving.
Clem's knowledge and passion for tech diving is contagious, so watch out, you might end up doing more dives that you initially planned.

Christian - Danemark

I had an amazing time doing the Side Mount, Deep 40, and Nitrox courses with Clem at Gili Divers! From the start, her focus on safety and making sure we were well-prepared really stood out.

The dives were incredible, some of the best I’ve ever done. Clem’s knowledge and teaching style made everything so easy to understand. 

By the end of the course, I felt like I’d gained a ton of new skills and confidence. Clem’s passion for diving is infectious, and I couldn’t recommend her enough if you’re looking to take your diving to the next level.

Jimmy - Indonesia
What are the benefits of technical diving?

Every diver has a different reason to get into technical diving. 

Technical diving offers the possibility of going beyond the limits encountered by recreational divers.

Different configurations will allow to carry more breathing gas, while learning procedures for overhead diving will allow for safe wreck penetration and exploration.

For those looking to explore deeper depth for a longer time, decompression courses will teach the safe protocols and emergency scenarios to go beyond the no-deco limit safely and confidently.

Is technical diving physically demanding?

It can be, as the equipment is often heavier, and the dives can be long. Good physical fitness is an advantage.

Do I need to dive regularly to maintain my technical diving skills?

Yes, regular practice is crucial to stay confortable with the equipment and procedures. 

If it’s not possible for you dive regularly, we offer a tech refresher program over 2 days. It includes both shallow diving to get back the comfort with the equipment, refresh on the theory and planning and technical diving.

Can I rent equipment for my courses?

Yes, we offer high quality, regularly serviced technical diving equipment rentals to suit your needs during training.

We also strongly recommend you purchase some of the more personal equipment such as masks, dive computer and exposure protection.

How long does it take to train for technical diving?

This depends on the course and your current skill level.

Sidemount and Twinset courses typically take 3-4 days, while more advanced decompression courses can take up to a week.

If you like to combine courses like Sidemount and Advanced Wreck or Twinset and Decompression Diver, we can provide personalized schedule proposals upon request.

Is technical diving dangerous?

Like any underwater activity, it carries risks, but these are mitigated through thorough training, careful planning, and the use of redundant equipment.

What certifications can I obtain in technical diving?

We offer a range of internationally recognised courses, such as Recreational Sidemount Diving, Twinset Configuration, Advanced Wreck Penetration and Technical Decompression courses, tailored to your goals.

What equipment do I need for technical diving?

Although we are able to rent any equipment required for the courses we offer, we recommend you purchase as much as possible of your own equipment to be able to configure it to you and provide as much comfort as possible.

Some elements of gear which are strongly recommended you get for yourself are primary and back-up mask, dive computer, appropriate fins and exposure protection.

We are always happy to provide our input to select equipment based on personal requirements and preferences.

What are the prerequisites for starting technical diving?

Technical diving is a broad term for any diving beyond the scope of single-tank, no-decompression diving.

To start your technical diving journey, we recommend you get in touch with one of our tech instructor, who will be able to discuss with you your current level and explain the path to achieve your objectives.

What are the differences between recreational diving and technical diving?

Technical diving goes beyond the limits set for recreational diving, involving depths greater than 40 meters, mandatory decompression stops and additional equipment and cylinders. It also allows for exploration of different environments such as caves, wrecks and simply greater open ocean depths.