1. Introduction
Thank you for choosing the LORENZ Slim Case Analog Watch. This timepiece combines elegant design with reliable quartz movement, featuring a comfortable black silicone magnetic adjustable strap. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your new watch.

Figure 1: Front view of the LORENZ Slim Case Analog Watch.
2. Setup
2.1. Adjusting the Magnetic Strap
The LORENZ Slim Case Analog Watch features a unique magnetic adjustable silicone strap designed for a secure and comfortable fit. To adjust the strap:
- Unclasp the Magnetic Buckle: Gently pull the magnetic ends of the strap apart to release the clasp.
- Position the Watch: Place the watch on your wrist.
- Adjust for Fit: Bring the magnetic ends together and slide them along the strap until you achieve a snug, yet comfortable fit. The magnetic clasp will securely hold the strap in place.

Figure 2: Strap adjustment diagram, indicating a minimum wrist circumference of 5.6 inches and a maximum of 8.5 inches.

Figure 3: Detail of the watch back, highlighting the magnetic buckle design and quick release pins for strap changes.
3. Operation
3.1. Setting the Time
Your LORENZ watch is powered by a precise quartz movement. To set the time:
- Pull out the Crown: Locate the small knob (crown) on the right side of the watch case. Gently pull it outwards until you feel a click.
- Adjust the Time: Rotate the crown clockwise or counter-clockwise to move the hour and minute hands to the correct time.
- Push in the Crown: Once the time is set, push the crown back into its original position. This will start the watch movement.

Figure 4: Close-up view of the watch crown, used for time adjustment.
4. Care and Maintenance
4.1. Cleaning Your Watch
To maintain the appearance and longevity of your LORENZ watch:
- Case: Wipe the watch case with a soft, dry, lint-free cloth. For stubborn dirt, a slightly damp cloth can be used, followed by immediate drying.
- Silicone Strap: The silicone strap can be cleaned with mild soap and water. Rinse thoroughly and dry completely before wearing. Avoid harsh chemicals or abrasive materials.
4.2. Water Resistance
This watch is designed with basic water resistance, indicated by the 'Water Proof' marking on the back. It is suitable for everyday use and can withstand splashes, rain, and brief immersion in water. However, it is not recommended for swimming, showering, or diving. Avoid operating the crown while the watch is wet to prevent water ingress.
4.3. General Care
- Avoid exposing the watch to extreme temperatures (hot or cold).
- Keep the watch away from strong magnetic fields, as this can affect the accuracy of the quartz movement.
- Protect the watch from impacts and drops.
5. Troubleshooting
If you encounter any issues with your LORENZ watch, please refer to the following common solutions:
- Watch Not Running:
- Ensure the crown is fully pushed in.
- The battery may need replacement. Contact authorized service for battery replacement.
- Time Inaccuracy:
- Reset the time as described in Section 3.1.
- Avoid strong magnetic fields.
- If inaccuracy persists, the battery may be low or the movement may require servicing.
- Strap Not Securing:
- Ensure the magnetic surfaces are clean and free from debris.
- Adjust the strap to ensure proper contact between the magnetic ends.
For issues not covered here, please contact LORENZ customer support.
6. Product Specifications
| Feature | Detail |
|---|---|
| Model Number | MK-4077R |
| Product Dimensions | 10 x 7 x 5 cm |
| Item Weight | 100 g |
| Case Diameter | 38 Millimetres |
| Band Material Type | Silicone |
| Band Colour | Black |
| Watch Movement Type | Quartz |
| Country of Origin | India |
| Water Resistance | Yes (Splash Resistant) |
7. Warranty and Support
7.1. Warranty Information
Your LORENZ Slim Case Analog Watch comes with a 12-month manufacturer's warranty from the date of purchase. This warranty covers manufacturing defects in materials and workmanship under normal use. It does not cover damage resulting from accidents, improper use, unauthorized repairs, or normal wear and tear.
Please retain your proof of purchase for warranty claims.
7.2. Customer Support
For any questions, service requests, or warranty claims, please contact LORENZ customer support through the official LORENZ store on Amazon or visit our website.
Visit the LORENZ Store: LORENZ Official Store





