| Reference Ocarat | #118400 |
| Reference | GA-2100BM-7A8ER |
| Brand | Casio G-Shock |
| Product Type | Watch |
| Gender | Men |
| Color | Gray White |
| Material | Carbon Synthetic |
| Material Quality | Carbon fiber Resin |
| Warranty | 2 Years |
| Length (in mm) | 48,50 |
| Thickness (in mm) | 11,80 |
| Diameter (in mm) | 45,40 |
| Manufacturing | Japan |
| Warranty Type | International |
| Labels and Certificates | Authorized Retailer |
| Case Shape | Octagonal |
| Case Weight (in g) | 51,00 |
| Dial Finish | Soleillée |
| Watch Case Back | Case back secured by screws |
| Crystal Shape | Flat |
| Glass Quality | Mineral Crystal |
| Buttons | 4 Push Buttons |
| Water Resistance (in ATM) | 20 |
| Movements | Quartz |
| Movement Type | Japanese Movement |
| Movement Brand | Casio |
| Calendar and Time | Days Hours Minutes Seconds |
| Chronograph Function | Yes |
| Timekeeping and Measurement | 1/100th of a second chronometer Chronograph Chronometer Countdown Day counter |
| Alarm-Wake Up | Yes |
| Power Reserve (Maximum Duration) | 3 years with 1 battery |
| Display Type | Analog (hands) Digital |
| Display Specifications | Indices and railroad track LED Luminescent hands and indexes |
| Number of Counters (Additional) | 1 |
| Techniques and Mechanics | Multifunctions: see description |
| Bracelet Material | Resin |
| Strap Color | White |
| Watch Clasp | Tang Buckle |
| Lug Width (in mm) | Special - Custom Made |
| Selection | Valentine's Day |
The Casio G-Shock GA-2100BM-7A8ER Watch stands out with its unique design and octagonal case in carbon fiber-reinforced translucent resin. This innovative material delivers exceptional strength and lightness, weighing just 51 grams. With a diameter of 45.40 mm and a thickness of 11.80 mm, it provides optimal comfort while asserting a contemporary, dynamic style. The screw-back caseback ensures effective protection of the internal mechanism. The metallic gray dial pairs perfectly with the translucent strap, creating a sleek, modern aesthetic. Every detail of this watch has been engineered for a male audience seeking a functional, stylish timepiece that can handle whatever daily life throws at it.
The dial of this watch is a true piece of technical jewelry. In metallic gray with a sunray finish, it offers depth and warmth that immediately draw the eye. Luminous indices and illuminated hands ensure flawless legibility even in total darkness. The dial features a hybrid display, blending the timeless elegance of three hands (hours, minutes, seconds) with a multifunctional digital display. Its features include a chronograph and stopwatch accurate to 1/100th of a second, a day counter, and multiple alarm functions. The visible railroad track ring enhances the dial's visual precision, making this timepiece as beautiful as it is functional. Finally, an LED ensures optimal illumination in any conditions.
LED Illumination
The watch dial is illuminated by a light-emitting diode.
Neobrite Coating
The hands and/or indices feature a fluorescent coating that keeps glowing in the dark after the watch has been exposed to a light source.
World Time Function
The world time function displays the time across 29 time zones and major cities around the globe.
Stopwatch 1/100 s - 24 Hours
Measures elapsed time to 1/100th-of-a-second precision for up to 24 hours. An audible beep confirms both the start and stop of the stopwatch.
Countdown Timers - 1/1 sec - 24 Hours
For precision lovers: countdown timers alert you to important or recurring events with an audible signal at the set date and time. Time can be programmed in seconds, up to 24 hours in advance.
5 Daily Alarms
A built-in alarm reminds you of your daily commitments at the scheduled time. With five independent alarms, you can stay on top of every important appointment with total flexibility.
Hand Shift Function
This function moves the hands when they obscure the time, date, or stopwatch display.
Button Beep On/Off
The button beep can be turned off using the mode button. Once disabled, there is no beep when switching between functions. However, any programmed alarms or countdown timers remain active after the button beep is turned off.
Automatic Calendar
Once set, the automatic calendar always displays the correct date.
12/24-Hour Time Format
Switch between 12-hour and 24-hour time display as you prefer.
At the heart of this watch is a Japanese quartz movement by Casio, prized for its reliability and precision. Running on a single battery, it delivers an impressive 3-year power reserve. Feature-wise, the caliber includes a chronograph and 1/100th-of-a-second stopwatch, a day counter, and an alarm function. This level of performance ensures the watch fully meets the needs of active users while remaining intuitive to operate. Entirely manufactured in Japan, the movement showcases the brand's technological advancements and attention to detail, delivering a smooth, adaptable user experience.
The translucent resin strap complements the modern, lightweight case seamlessly. Designed specifically for this watch, it delivers exceptional comfort through its flexibility and lightness. The lug width is precisely tailored to match the case, ensuring a smooth, cohesive aesthetic. It fastens with a silver pin buckle - simple, secure, and effortlessly stylish for daily wear.
This watch stands out with exceptional water resistance to 20 atmospheres - a must-have for water sports enthusiasts and outdoor adventurers. It provides reliable protection for deep-water immersion, snorkeling, and swimming, while maintaining full structural and functional integrity. This level of water resistance is made possible by the robust case construction and premium materials, including carbon fiber-reinforced resin. In addition, four pushers allow easy and safe operation of all functions, even underwater. All of this makes this watch the ultimate trusted companion for any aquatic adventure.



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Capsule Bright Metallic Dial GA-2100BM-7A8ER Watch
(Ref. 118400)