The Casio G-SHOCK G-8900S-1ER watch is a solid choice for men, combining modern style with functionality. It features a black envelope made of durable plastic, which measures 53 mm wide. The dial of the watch is digital, and its display is covered by mineral glass. The watch is distinguished by a water resistance of up to 200 meters, making it ideal for water activities. The black rubber strap perfectly harmonizes with the whole, guaranteeing comfortable wearing. In addition, the watch is equipped with a stopwatch and backlight, adding to its versatility. This is an excellent choice for those who appreciate practical solutions in a modern way. The watch comes with a 3-year warranty with the possibility of an additional 3-year extension.
Functions
SUPER-AUTO-LED Light
If the ambient light fades, a turn of your wrist illuminates the watch display particularly brightly and in coulor.
Shock-resistant
Shock-resistant construction protects against impact and vibration.
Display Flasher
A light diode flashes as soon as an alarm, a countdown-time or the hour signal has been reached.
World time function
Displays the current time in major cities and specific areas around the world.
Stopwatch function - 1/100 sec. - 24 hours
Accuracy of measurement up to 1/100 of a second, measuring range up to 24 hours.
Timer - 1/1 sec. - 24 hours
For fans of precision: the countdown timers help you to remember specific or recurring events by giving off an audible signal at a preset time. They The time can be set to the nearest second and up to 24 hours in advance.
5 daily alarms
The daily alarm reminds you about recurring events with an acoustic signal at the time you have set. This model has 5 independent alarms for flexible reminders of important appointments.
Button tones on/off
The button tones for using the mode button can be turned off. This means that the watch no longer beeps when switching from one function to another. Preset alarm or countdown timers remain active when the button tones are deactivated.
Automatic calendar with Date, Day and Month
Once set, the automatic calendar always displays the correct date.
12/24-hour timekeeping
Times can be displayed in either a 12-hour or 24-hour format.
Mineral glass
The tough mineral glass resists damages.
Resin case
The case of the watch is light and durable.
Resin band
Synthetic resin is the ideal material for wrist straps thanks to its extremely durable and flexible properties.
3 Years - 1 Battery
The battery supplies the watch with sufficient energy for approx. three years.
Water resistance classification (20 bar)
Perfect for free diving without scuba gear: the watch is water resistant up to 20 bar according to ISO 22810.
What’s in the box?
3-year warranty
User manual
Warranty card
Casio box
Reviews about G-SHOCK Digital 8900 Series G-8900S-1ER (9)
A top-notch purchase, with lightning-fast fulfillment.
Seweryn
4/27/26
100%
I'm very happy with my purchase. The envelope is sturdy and lightweight. It was nice that I was able to negotiate the price.
Andrzej Gałkowski
4/7/26
100%
I highly recommend it to everyone—I'm very satisfied!
Northy
3/21/26
100%
The product matches the description, and delivery was on time.
Kamilek.Czes
3/17/26
100%
Great service, fast order processing.
Ondřej
2/22/26
100%
Fast delivery, perfect quality.
Artur XY.
2/14/26
100%
A great watch that performs well in all conditions.
I’ve had it for about ten years now, and after scrubbing it with a toothbrush and soap, it looks like new. Recently, I just had the strap replaced with an original one. But then again, that’s a moving part, after all. It was bound to show some wear and tear.
Sambor
1/7/26
100%
I chose this model because I’ve been looking for a watch with a solid movement and reliable performance for a long time. In this case, the Japanese-made quartz movement ensures excellent accuracy and, importantly, a battery that should last for three years. I appreciate that the manufacturer has been creating well-regarded models for years, which gives me a sense of durability. It’s very comfortable to wear, and the design suits my everyday style. The watch works great for everyday activities, and I’m not worried that it will wear out quickly. Overall, the shopping experience was smooth, and I received the package quickly. It was a very successful purchase, and I’m glad I chose this particular model. I recommend it to anyone who wants a reliable and durable watch.
Harpi
11/14/25
100%
I received this G-SHOCK model as a gift. The quartz movement with long battery life works flawlessly. Buying from an authorized retailer is a guarantee of quality. I'm very satisfied.
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The administrator of your personal data is the owner of the Watchard store, i.e. 57 Concepts Sp. z o.o. Sp. k. with the registered office at al. Witosa 31, lok. 115, 00-710 Warsaw, Poland. Providing personal data by the Customer is voluntary but necessary to complete the purchase. You have the right to view your personal data we have processed, as well as the right to request changes or removal of your personal data. Personal data will be processed for a period of 10 years.
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The administrator of your personal data is the owner of the Watchard store, i.e. 57 Concepts Sp. z o.o. Sp. k. with the registered office at al. Witosa 31, lok. 115, 00-710 Warsaw, Poland. Providing personal data by the Customer is voluntary but necessary to complete the purchase. You have the right to view your personal data we have processed, as well as the right to request changes or removal of your personal data. Personal data will be processed for a period of 10 years.
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