Casio Oceanus Review: Is It Worth Your Money?

Casio is one of the most well-established Japanese electronics companies in the world. This brand has developed modern watches with advanced technologies. 

Moreover, many users find hybrid watches convenient thanks to different functions, including device alerts and step counting. And Casio Oceanus T200 is no exception. This article gives you an in-depth Casio Oceanus review to help you understand its features and designs.  


  • Brand: Casio
  • Model: OCW-T200S-1AJF
  • Movement: Quartz
  • Accuracy: +/- 15 seconds per month
  • Color: Silver
  • Crystal: Sapphire with anti-reflective coating
  • Case: Stainless steel
  • Case size: 41.4 mm
  • Case thickness: 10.7 mm
  • Lug to lug distance: 49 mm
  • Display Type: Analog
  • Weight: 4.69 ounces (about 133 grams)
  • Water resistance: 100 M

Overall Customers’ Feedback

According to customers, the Casio Oceanus OCW-T200S-1AJF is one of the most well-known models in 2021, primarily for radio solar.

With easy-to-press buttons, most users feel satisfied when owning this watch as they quickly connect it to the Casio Oceanus or smartphone apps. In addition, this product is powered by sunlight, so it is suitable for those afraid of dead batteries. It also comes with an anti-reflective coating and Sapphire crystal to ease reading time and date.

The only slight downside is the level of water resistance, which is not appropriate for scuba diving or other water sports. 

Review Of The Casio Oceanus Reviews

Size & weight 

This watch is equipped with a 41.4mm case, making it extremely comfortable and light to wear the whole day. With a thickness of 10.7mm, it is suitable for small and medium wrists.  

In addition to this, its weight is 4.69 ounces ( about 133 grams), giving you a stylish and classic look. Moreover, the product brings maximum convenience, helping you forget that you are wearing your lovely watch.  


The case has a unique design, coming with a titanium carbide coating to make it more scratch-resistant. One of the most excellent features is that it is presented with polished bevels and satin-brushed characteristics.

Furthermore, the case possesses small crown guards, which extend from the case to protect the crown with ease. The stainless steel case increases durable and sturdy features, helping you not become worried about accidental collisions.

In addition, you can find a push-button below the pusher of the crown, which helps you examine whether the radio time sync is successful or not. It is straightforward to change different functions thanks to easy-to-press buttons that you realize quickly. 

Nevertheless, there is a minus disadvantage that the case of this Casio Oceanus watch possesses proprietary lugs. That means it is complicated and expensive to change straps. 

Water resistance 

With 10bar or 100m water-resistant level, this Casio Oceanus watch is suitable for daily uses, such as showering and swimming. However, it is not the best solution for enjoying deep diving and scuba diving.

Watches Movement 

Another excellent feature of Casio’s hybrid watch lines is the capacity to show the second hand accurately. And this Casio Oceanus is no exception. With a Casio quartz movement, which runs at +/- 15 seconds a month, this watch -uses the automatic time adjustment highlights multiple times a day.

Furthermore, it reaches maximum accuracy within 1 second per day. It is also a solar timepiece, which you charge via solar and ambient light.


Glass is one of the essential elements to consider when buying an excellent watch. This Casio Oceanus comes with Sapphire glass, giving more hardness and durability. As a result, this feature makes your watch more scratch-resistant. 

Additionally, resistance to thermal shock is the prominent advantage, which brings you maximum convenience when wearing it under direct sun. On the other hand, it is equipped with an anti-reflective coating, useful for dark-faced watches to read the time more quickly in the morning or afternoon. 


A significant feature of this Casio Oceanus T200s is its black dial and semi-polished finish. Moreover, the manufacturer added a date window at 3 o’clock with a white background to make it more stylish. 

The window also possesses a blued metal frame around it, which is big enough to ease reading time, date, and other information. In addition, the dial comes with metal hour markers with luminescent features and bevelings. The luminescence is an attractive blue, lasting all through the night. Thus, it captures light to highlight the dials effortlessly.

Another innovative characteristic about this solar-powered watch is its power save feature, which stops the hands at 12. Moreover, when light hits the dial, the hands swift to their proper position of showing the time again without trouble.

Strap/Casio Oceanus bracelet

Another outstanding feature is the top-notch material of the bracelet. It is made from titanium, producing a super light item to help you wear the watch comfortably. Furthermore, it is an entirely satin-finished three-link bracelet, which suits the dynamic appearance of the case. 

However, because the bracelet is integrated into the case, it is more challenging to change the straps. Therefore, you may want to do this task in reliable stores to receive the best result. 

Other special features

This Oceanus watch is perfect for traveling across time zones. With UTC reference, the second’s hand changes to the position before or after 12:00 showing your home time zone quickly by simply rotating the crown. 

In addition, with modern technologies, you can try another speedy way. Turn your phone off airplane mode, then open the Oceanus connected app when coming to your destination. Next, click the button on your Casio T200, and you are good to go. The time will be updated to the local time in sync with your phone.

On the other hand, there are two pairs of adjustment holes on the bracelet. The links are connected with a collar and pin, so adding or removing links is easy. Another commendable function is the Mobile Link feature, which allows you to connect your smartphone and your watch quickly through Bluetooth.

Pros & Cons Of The Casio Oceanus OCW-T200S-1AJF


  • Sturdy materials
  • Advanced features
  • Ideal for Bluetooth connectivity
  • Ease of use
  • Accuracy
  • Anti-reflective coating
  • Tough solar power
  • High legibility
  • Lightweight and durable watch
  • Sporty and stylish look
  • Straightforward to change zone time
  • Easy-to-press buttons


  • Unfashionable strap
  • Not suitable for deep diving and scuba diving
  • Fairly expensive


1. Can I turn the Bluetooth off with Casio Oceanus?

Yes. To use the Bluetooth function, you need to download the Oceanus app first. The watch has no switch to turn on or turn off Bluetooth. Only the app activates this feature. Therefore, if you may not want to use Bluetooth, it is best not to download the app. 

2. Will this Casio Oceanus suit an 8 inches wrist?

Yes. The Casio Oceanus comes with a standard band; thus, it fits an 8 inches wrist without letting out micro-adjustments. 

3. Does this watch come with a factory warranty?

It depends on the place you buy. For example, if you purchase from Casio, it will have A factory warranty. Thus, it is best to check warranty information from trustworthy stores. 


Hopefully, this Casio Oceanus review provides you with complete information and functions. In addition, Casio Oceanus brings you the most comfortable feeling thanks to its top-notch and lightweight material. 

Almost every consumer trusts this radio solar Bluetooth watch. With around $500, you can get this fantastic hybrid watch; hurry up, and order it.

Last Updated on May 9, 2022 by The o.d.m team

5/5 - (1 vote)