Casio releases the "F-B100W," a new model in its "Cheap Casio" line that adds mobile link functionality.

NEWS News
2026.09.26

Casio has announced three new models in its "Casio Collection" series, the "F-B100W" series. While inheriting the classic digital watch style that has been around since the 1980s, these new models now feature step counting and smartphone connectivity via Bluetooth. They incorporate useful functions for everyday life into a slim and lightweight case.


A modern update to the classic digital watch style.

 Casio has announced the "F-B100W" series as a new addition to its "Casio Collection." While inheriting the classic style of the company's digital watches that have been around since the 1980s, it is equipped with mobile link functionality and a step tracker (step counting function). The simple square case is combined with a wider LCD screen than the base model "F-91W" to further enhance visibility.

Casio "Casio Collection"

A new model featuring mobile link functionality and a step tracker has been released from the "Casio Collection." It adopts a design reminiscent of the long-selling "F-91W."

 The case measures 41.9mm in height and 38.1mm in width. The resin case and strap provide a lightweight and comfortable fit. The strap features the same design as the globally best-selling "F-91W" model, and the main resin parts are made of biomass plastic.

 There are three models in the lineup. The "F-B100W-1AJF" features a familiar color scheme with a black exterior and blue and red accents. The "F-B100W-1BJF" has a sleek design with a black base from the exterior to the LCD. The "F-B100W-3AJF" is a model with a green case and band.

Casio "Casio Collection"

Casio "Casio Collection" Ref. F-B100W-1AJF
This model features a familiar color scheme incorporating blue and red. Its classic design is a major draw. It has a quartz movement and a resin case (41.9mm x 38.1mm, 8.8mm thick). It is water-resistant for everyday use. ¥8800 (tax included).

Casio "Casio Collection"

Casio "Casio Collection" Ref. F-B100W-1BJF
This model boasts a cool, all-black exterior combined with an inverted LCD display. Its versatility makes it easy to match with various outfits. Quartz movement. Resin case (41.9mm x 38.1mm, 8.8mm thick). Water resistant for everyday use. 8800 yen (tax included).

Casio "Casio Collection"

Casio "Casio Collection" Ref. F-B100W-3AJF
This model features a unified design with a dark green case and strap. The subdued color scheme evokes a nostalgic feel. Quartz movement. Resin case (41.9mm x 38.1mm, 8.8mm thick). Water resistant for everyday use. 8800 yen (tax included).

 In terms of functionality, the built-in 3-axis accelerometer automatically measures your daily steps. You can check your daily step count and goal achievement on the LCD screen, and the 1/100-second stopwatch can record up to 200 lap times, making it useful for walking, jogging, and other activities.

 By linking with the dedicated "CASIO WATCHES" app, it supports automatic time correction and various watch settings. It can also transfer measured step count data to the app for management as a life log. It also features dual time, LED backlight, and five daily alarms. Combining Casio's iconic digital watch design with modern functionality, this model is sure to become a new classic.

Casio "Casio Collection"

Equipped with a mobile link function using the dedicated "CASIO WATCHES" app, it allows for automatic time correction, various watch settings, and life log management. Unlike smartwatches that require rechargeable batteries, it operates for approximately two years on a built-in battery, making it less troublesome to use.



Contact info: Casio Computer Customer Service Center Tel. 0120-088925


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