Seiko Prospex Heritage Turtle 1968 - Black - 41mm
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Product Information
Full details
This guide is for owners of the Seiko Prospex Heritage Turtle 1968 (SPB315J1), providing insights on its features and use. This watch, nicknamed the 'Turtle', is known for its robust build and exceptional readability in various conditions. While its automatic movement offers a long power reserve, it's important to note the need for periodic maintenance to ensure optimal performance.
All features
| Dial Size | 41mm |
|---|---|
| Colour | Black |
| Series | Prospex |
| Model Part Number | SPB315J1 |
| Brand | Seiko |
Extended Product Information
FAQs
How do I wind the watch?
Unscrew the crown and rotate it clockwise to manually wind the watch.
How long does the power reserve last?
Approximately 70 hours when fully wound.
Is the watch water-resistant?
Yes, it is water-resistant up to 200 meters, suitable for diving.
What kind of crystal does the watch have?
It has scratch-resistant curved sapphire crystal glass.
What is Lumibrite?
Lumibrite is a luminescent material used on the hands, indexes, and bezel for enhanced visibility in low light.
How often should I have the watch serviced?
It is recommended to have the watch serviced every few years to ensure optimal performance and water resistance.
How accurate is the watch?
The watch has an accuracy of -15/+25 seconds per day.
Troubleshooting
Watch stops running.
Manually wind the watch or ensure it is receiving sufficient movement to power the automatic mechanism. Check for any obstructions to the movement.
Date not changing.
Ensure the date is set correctly. If the issue persists, the mechanism may need servicing.
Fogging under the crystal.
This indicates a breach in water resistance. Contact a Seiko service center immediately.
Pros and Cons
Pros
- Durable construction with a super hard coating and sapphire crystal.
- Excellent low-light visibility with Lumibrite.
- Long power reserve of approximately 70 hours.
- Water-resistant to 200 meters, suitable for diving.
- Iconic and comfortable design (the 'Turtle').
Cons
- Requires periodic maintenance for optimal performance.
- Accuracy of -15/+25 seconds per day may not satisfy all users.
- May require professional adjustment for optimal accuracy.
- Bracelet adjustment might need to be done by a professional.
Setup, Compatibility & Care
This watch requires no initial setup beyond setting the time and date. The Calibre 6R35 automatic movement is powered by the motion of your wrist, but it can also be manually wound.
Setting the Time and Date:
- Unscrew the crown and pull it out to the first position to set the date.
- Pull the crown out to the second position to set the time.
- After setting the time and date, push the crown back in and screw it down to ensure water resistance.
Compatibility:
This watch is compatible with any wrist size thanks to its adjustable bracelet.
Care Instructions:
- Clean the watch regularly with a soft, damp cloth.
- Avoid exposing the watch to extreme temperatures, humidity, or direct sunlight for extended periods.
- Have the watch serviced every few years to maintain its performance and water resistance.
- Rinse the watch with fresh water after exposure to saltwater.