Introduction
This manual provides essential instructions for the proper use and care of your Casio MTP-VT03D-3B analog watch. Designed for daily wear, this timepiece features a minimalistic design with a concave-shaped green dial and a durable stainless steel construction. Its water resistance for daily use ensures reliability in various everyday situations.

Image: Casio MTP-VT03D-3B watch, showcasing its green dial and stainless steel bracelet.
Setup
Setting the Time
- Pull the crown (the knob on the side of the watch case) out to the time setting position.
- Rotate the crown in either direction to move the hour and minute hands until the desired time is displayed.
- Push the crown back into its normal, locked position to start the watch and ensure water resistance.
Adjusting the Bracelet
The stainless steel bracelet can be adjusted by adding or removing links to achieve a comfortable fit. It is recommended to have this procedure performed by a qualified jeweler or watch technician to ensure proper adjustment and avoid damage to the bracelet or clasp mechanism.

Image: A visual guide illustrating different watch case diameters in millimeters, ranging from 14-16mm up to 50-54mm, to help determine appropriate watch size.
Operating
Timekeeping
Your Casio MTP-VT03D-3B watch utilizes a reliable Japanese Quartz movement, providing precise analog time display with hour, minute, and second hands.
Water Resistance
This watch is rated for water resistance up to 30 meters (3 ATM). This classification indicates that the watch is suitable for daily use, such as accidental splashes, rain, or hand washing. It is not designed for swimming, showering, diving, or any water sports. Always ensure the crown is fully pushed in to maintain water resistance. Avoid operating the crown while the watch is wet or submerged.
Maintenance
Cleaning
Regular cleaning helps maintain the appearance and longevity of your watch. Wipe the watch case and stainless steel band with a soft, dry cloth to remove dirt, dust, and moisture. For the stainless steel band, a slightly damp cloth can be used, followed immediately by a dry cloth. Avoid using chemical cleaners, solvents, or abrasive materials, as these can damage the watch's finish or internal components.
Battery Replacement
The watch is powered by a 12V battery. If the watch stops running or the second hand begins to move erratically (e.g., skipping seconds), the battery may need to be replaced. For optimal performance and to ensure the watch's water resistance is maintained, it is highly recommended to have the battery replaced by a qualified watch technician.
Troubleshooting
Watch Not Running
- Ensure the crown is fully pushed into its normal operating position.
- If the watch still does not run, the battery may be depleted and require replacement.
Incorrect Time
- Reset the time according to the instructions in the 'Setting the Time' section.
- If the time continues to be inaccurate after resetting, the watch may require inspection by a service professional.
Condensation Inside Crystal
- If condensation appears inside the watch crystal and does not dissipate quickly, it may indicate a compromise in the watch's water resistance. Have the watch inspected by a qualified technician immediately to prevent further damage.
Specifications
| Brand | Casio |
| Model Number | MTP-VT03D-3B (A2406) |
| Movement Type | Japanese Quartz |
| Display Type | Analog |
| Case Material | Stainless Steel |
| Band Material | Stainless Steel |
| Case Diameter | 40 Millimeters |
| Case Thickness | 8.2 Millimeters |
| Water Resistance Depth | 30 Meters (3 ATM) |
| Crystal Type | Mineral |
| Power Source | Battery Powered (1 x 12V battery included) |
| Item Weight | 90 Grams (3.17 ounces) |
| Clasp Type | Push Button Deployment Clasp |
Warranty and Support
Warranty Information
This Casio watch comes with a manufacturer's warranty. Please refer to the warranty card or documentation included with your purchase for specific terms, conditions, and duration of coverage. The warranty typically covers manufacturing defects.
Customer Support
For further assistance, product support, or service inquiries, please visit the official Casio website or contact their customer service department. Contact information can usually be found on the Casio official website or in the warranty documentation.





