| Brand | Casio |
| EAN | 4549526235603 |
| ASIN | B07TWMR4QW |
| Model | GA-140-1A4ER |
| MPN | GA-140-1A4ER |
| SKU | GA-140-1A4ER |
| Alarms and notifications | Sound Alarm(s) - 5 Daily Alarms |
| Alternative nr | GA-140-1A4 |
| Back case | Closed With Screws |
| Back case material | Steel silver |
| Band width | 29.0 mm |
| Battery | CR1220 |
| Calendar | Date - DigitalDay - DigitalMonth - DigitalYear - DigitalAuto Calendar - Digital |
| Calendar type | Day, Date and Month |
| Case | Resin |
| Case color | Black |
| Case Form | Round |
| Case height | 17 |
| Case material | Plastic |
| Case thickness | 16.9 mm |
| Chronograph | 1/1000 seconds chronograph |
| Chronograph and timers | Stopwatch /Chronograph - 1/1000 - 100 HRTimer(s) - Countdown timer with auto repeat function |
| Clasp type | Buckle closure |
| Clockwork | Quartz |
| Collection | G-Shock Classic |
| Crown | Push Crown |
| Crystal | Mineral |
| Dial-face colour | Grey/antracite |
| Diameter | 51.2 mm |
| Diameter case | 51 |
| Display | Analogue-Digital |
| Display type | Analog - Digital |
| Functions | Alarm, Date |
| Gender | Men |
| Glass | Mineral glass |
| Lighting | Backlight |
| Lug width | 16.0 mm |
| Movement brand | Casio |
| Outdoor | Shock Resistant |
| Strap material | Silicone |
| Strap width at buckle | 22 mm |
| Target group | Gents |
| Warranty | 2 years on production error |
| Water resistant | 20 Bar (Dive) |
| Year | 2019 Autumn and Winter Collection |