Japan| Brand | Casio | 
|---|---|
| Collection | G-Shock | 
| Model | GDF-100GB-1ER | 
| Gender/Type | Men | 
| Watch Style | Diving, Sport | 
| Movement | Quartz | 
| Impermeability | 200 M (660 Foot) | 
| Width | 51.5 | 
| Height | 55 | 
| Thickness | 17.2 | 
| Weight | 69.2 | 
| Case | Plastic | 
| Case Colour | Black | 
| Glass | Mineral | 
| Clock Face | Arabic numerals | 
| Dial Colour | Black, Goldish | 
| Watch Light | LED | 
| Strap/Bracelet Material | Caoutchouc | 
| Strap/Bracelet Colour | Black | 
| Functions | Electronic LCD, GMT (Dual Time), Multifunctional, Stopwatch, Timer | 
| Features | Alarm, Auto Calendar, Barometer, Heigh indicator, Shockproof, Thermometer |