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Oceanus quality.
Functionality, design, operability and reliability, and comfort for the wearer.
Oceanus realizes everything you need at a high level.

Deep and clear blue only for Oceanus
Oceanus blue
Using methods that are sometimes unsuitable for mass production, such as sputtering and vapor deposition, we have achieved a unique blue that can be called a “metallic blue color.”

Light and comfortable to wear
Titanium material
Pure titanium, which is said to be difficult to process, is used for the case and band. Pursuing a comfortable fit that does not cause fatigue even when worn for a long time.
*Excluding OCW-T200

99% transparency
Non-reflective coating sapphire glass
Adopted sapphire glass with anti-reflective coating. Realizes a clear view with 99% transparency.

Protective strength and beauty
Titanium carbide
The surface is hardened by applying a special treatment to the lightweight, skin-friendly pure titanium material. Achieves beautiful color development with extremely high abrasion resistance.

The highest level of brilliance and skill
Sallaz polishing
Zaratsu polishing, which is said to be the pinnacle of polishing technology, is used for the case and band parts. Carefully polished by craftsmen to achieve a beautiful shine with a high level of smoothness.
Advanced technology.

Bluetooth®

Automatically connects to the smartphone four times a day and corrects the time. When the time zone is crossed, the local time is displayed with one push.

Standard radio wave reception
(multiband 6)

Receives standard radio waves from Japan (2 stations), the United States, the United Kingdom, Germany, and China, and automatically adjusts the time.
*The image is an image.

GPS satellite signal reception

Acquire position and time information from GPS satellites. The time zone of the current location and daylight saving time are automatically analyzed and the correct time is displayed. It is compatible with Japan's quasi-zenith satellite "Michibiki" and has improved reception efficiency.
Bluetooth® + standard radio waves + GPS satellite radio waves
GPS Radio Solar with Bluetooth®
Standard radio wave + GPS satellite radio wave
GPS hybrid electric wave solar
Ensure practicality.

Tough Movement

Smart Access

World Time

Tough Solar
*Some of the technologies are listed here. It is not a function used in all watches. Please check the information of each model for the functions of each model.
As a manufacturer.

Casio's mother factory, where state-of-the-art manufacturing equipment and handcrafted craftsmen sit side by side.
From May 2018, the newly established factory dedicated to watches began full-scale operation, enabling more advanced manufacturing.
As a manufacturer responsible for all aspects of watch manufacturing, we will continue to practice manufacturing at a higher level.

Premium Production Line
Expert line exclusively for high-end models.
We create products with a high degree of perfection through advanced facility environments and skilled craftsmanship.

Integrated production system
Realizing high-quality manufacturing with an integrated production system, from the fine gears of the movement to the precise assembly.