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Sony A6700 Underwater Housing

After the success of the Sony a6600, and following a 4 year lull in camera development, Sony finally released the Sony a6700 mirrorless camera. Seeing the potential in this camera, underwater housing manufacturers were quick on the heels of Sony, and soon two Sony a6700 underwater housings were available on the market (namely Nauticam and Ikelite).


The Sony a6700 has quickly established itself as one of the best APS-C mirrorless cameras for underwater photography and videography. Whether you're a scuba diver, freediver, or snorkeler, this powerful camera is a top choice for capturing stunning underwater images and high-quality 4K underwater video. With its compact size, the Sony a6700 is perfect for travel-friendly underwater camera setups, offering professional performance in a lightweight body. Featuring Sony’s latest AI-powered autofocus tracking system, high-resolution 26-megapixel back-illuminated sensor, and advanced 4K 120fps video recording, the a6700 delivers unmatched performance for capturing fast-moving marine life and vibrant reefscapes.


But as powerful as the a6700 is, we, at Bluewater Photo, quickly realized that what really unlocks its full potential underwater is the right housing. Finding the best underwater housing for the Sony a6700 became the top priority—not just to protect the camera, but to ensure we had full access to its advanced controls and features while diving. Luckily there are 2 great options already available (with the possibility of Marelux already releaseing a Sony a6700 underwater housing), each with its own strengths depending on your needs and budget.


Personally, We’ve been impressed by the Nauticam NA-A6700 housing (and a firm favorite amongst many divers), which offers excellent ergonomics, a durable aluminum construction, and offers seamless control access while underwater. For a more budget-friendly setup, we looked into the Ikelite Sony a6700 housing, which delivers solid performance and TTL strobe compatibility without breaking the bank. 


No matter which direction you go, choosing the right underwater housing for the Sony a6700 is essential if you want to take full advantage of what this camera can do beneath the surface. With the right setup, we found that the a6700 transforms into a powerful underwater imaging system—capable of producing professional-quality stills and cinematic underwater footage on every dive.

Why the Sony a6700 Stands Out Underwater

The a6700’s autofocus tracking is a game-changer in fast-moving underwater environments. Its 4K/120p video adds cinematic potential to underwater videography, and the improved low-light performance helps capture stunning reef scenes or macro critters with clarity. Moreover, its compact size reduces drag and makes it an excellent travel companion.


Sony a6700 Underwater Reviews

After spending significant amount of time underwater, shooting with the latest Sony a6700 mirrorless camera, we are able to bring you our detailed review on how the camera fairs underwater, as well as our recommended settings for shooting underwater:


  1. Sony a6700 underwater review
  2. Our recommended camera set-up and settings for using the Sony a6700 underwater

Sample images taken with the Sony a6700 camera

sony a6700 underwater housing
a6700 underwater housing
sony a6700 housing
sony a6700 underwater housing

Sony A6700 Underwater Housing Options


Nauticam Sony A6700 Underwater Housing 

*Precision engineered, Excellent Ergonomics, and Innovative*

When we first started looking for the best underwater housing for the Sony a6700, we knew we wanted something that was more than just durable - we wanted something that would feel like an extension of the camera. That’s exactly what we found with the Nauticam NA-A6700 housing. Nauticam has built a solid reputation among underwater photographers, and after using this housing, we can see why. The ergonomic design is second to none, with all the key controls perfectly placed right where they are needed, (even while wearing thick gloves in colder waters). The integrated handle system makes a huge difference in stability and ease of use, especially when chasing fast-moving subjects or trying to frame a macro shot in surgy conditions.


One thing we really appreciate is how user-friendly the assembly is. The camera just drops into place, no control presetting needed. Plus, lens port changes are quick and seamless, which is a major advantage when switching from a macro dive to wide-angle mid-day, especially if using their top-of-the-line Wet Optics, without wasting time.


The build quality of the NA-A6700 housing is outstanding. It’s machined from a solid block of aluminum and then hard-anodized, which means it’s built to withstand the harshest saltwater environments without corroding. Combined with marine-grade stainless steel and high-quality plastic components, this housing feels like a true professional tool. And knowing it’s backed by a two-year warranty gives me extra peace of mind.

Other standout features we like is the fast and reliable flash triggering system. The housing is fiber optic ready, and compatible with the Mini Flash Trigger, so it can fire optically triggered strobes like our favorite Sea & Sea YS-D3 II's in rapid succession without missing a shot. For those who still rely on electrical strobe triggering, Nauticam also offers an optional electrical bulkhead, which is a great option if you’re invested in older lighting setups.


Another important feature is the integrated vacuum check and leak detection system. With the addition of a Nauticam vacuum valve, I get real-time feedback on the water-tight integrity of the housing before I even jump in the water.


So for someone who demands the best, scalable option with excellent optics, and budget is not an issue, we would highly recommend the Nauticam Sony a6700 underwater housing.


Ikelite Sony A6700 Underwater Housing 

*A lightweight yet durable, budget-friendly option*

When searching for a reliable and cost-effective way to take the Sony a6700 underwater, the Ikelite 200DLM/E Underwater Housing for Sony Alpha a6700 is immediately the option that comes to mind. This housing strikes an ideal balance between performance, durability, and affordability, making it one of the best choices for anyone looking to build a Sony a6700 underwater camera setup without the premium price tag of higher-end systems.


What impresses us the most about the Ikelite Sony a6700 underwater housing is how thoughtfully it’s designed for real-world diving conditions. The deluxe version with dual handles and a vacuum system offers everything you need for a secure, ergonomic, and professional shooting experience underwater. The housing is built from lightweight yet rugged polycarbonate ABS blend, which not only resists corrosion in saltwater environments but also keeps the entire system light enough for travel and extended dives, a major plus in today's travel environment where every pound costs money.


The clear back design, which allows you to see all the internal components and ensure the O-ring is properly sealed before every dive, is another added bonus. That’s a big confidence booster, especially when working in challenging conditions or on back-to-back dives. That together with the vacuum valve and included pump provide extra reassurance, let you verify a perfect seal is in place before you even hit the water.

Another reason we like the Ikelite is how easily the housing integrates with Ikelite TTL strobes (be it the DS160 II or the DS232), offering automatic exposure control via Ikelite’s DL2 DS Link TTL Converter. Whether you are shooting macro critters or wide-angle reef scenes, this compatibility gives faster, more accurate lighting without constant manual adjustments.


The DLM port system is intuitive and versatile, giving access to a wide range of compatible ports and lenses. Lens changes are straightforward, and the control layout feels natural and accessible even with gloves on.


For anyone looking to take the Sony a6700 underwater, this Ikelite housing is one of the best underwater housing options available, especially for those who want a robust and easy-to-use system without overcomplicating things, and budget is a factor. It’s an excellent combination of form, function, and flexibility—and it’s made in the USA, which for us, adds an extra layer of trust in the craftsmanship.


Marelux Sony A6700 Underwater Housing 

*Made from Durable Alluminum Alloy with top-notch ergonomics*

To date Marelux has not offficially announced an underwater housing for the Sony a6700, but we think it would be a great option if in fact they do. Marelux underwater housings are built from a high-quality, anodized aluminum alloy that not only feels incredibly solid in hand but also offers outstanding durability and resistance to corrosion from saltwater. What we love about these housings is how tough they are - during our dives, especially when shore diving, it held up better than anything else I’ve used. It’s extremely scratch-resistant, and even after a few bumps and bangs during entry and exit, it still looked almost brand new. That level of resilience is exactly what we look for when choosing a housing for this type of photography. 


Another plus we appreciate about Marelux underwater housings are their thoughtful design. They are surprisingly easy to assemble, thanks to its compact and straightforward mechanical structure. Unlike other housings we’ve worked with, we didn’t have to struggle with awkward fittings or complex components. The controls are all right where you need them—intuitive and accessible, even when I’m wearing thick dive gloves. 


A further feature we love about these housing, is the large port opening, which makes changing lenses or ports a breeze. It's not fiddly to remove the lens, and lens opportunity to scratch the o-ring surfaces make this a huge positive whne wanting to change set-ups between dives.

The housing is also fully compatible with a vacuum system (sold separately). This is incredibly reassuring, as you can then test the integrity of the seal before every dive and have that extra peace of mind knowing the gear is watertight. The system uses a simple visual indicator to let you know all seals are working as they should be.


And as a bonus, Marelux offers this housing in several custom color finishes, which not only look great but make it easy to identify your rig on a busy dive boat or camera station. For us, Marelux offers a perfect combination of durability, functionality, and style, we just hope they release a housing for the Sony a6700 in the near future.


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    SKU: NAU-17435

    Nauticam Sony A6700 Underwater Housing   Read our Initial Thoughts and Review of the Sony A6700 for underwater photography Bluewater Photo took the Sony A6700 underwater, read about the results. *Please read if you need some advice on the best...

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    SKU: IKE-69123

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    SKU: IKE-69123-TTL

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    SKU: IKE-69123-DLX

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    Marelux Sony A6700 Underwater Housing

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    Marelux Sony A6700 Underwater Housing   Read our Initial Thoughts and Review of the Sony A6700 for underwater photography Bluewater Photo took the Sony A6700 underwater, read about the results. *Please read if you need some advice on the best...

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