Seiko Prospex Aqua Sumo GMT Watch - Blue - 45mm
Best current price£660.00from Goldsmiths
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Product Information
Full details
This guide is for watch enthusiasts and adventurers seeking a durable and stylish timepiece. The Seiko Prospex Aqua Sumo GMT offers robust functionality with its solar-powered GMT movement, making it ideal for tracking multiple time zones. However, users should note that the 45mm case size may be large for some wrists. This guide covers setup, features, and care instructions to help you make the most of your Seiko Prospex Aqua Sumo GMT.
All features
| Colour | Blue |
|---|---|
| Dial Size | 45mm |
| Series | Prospex |
| Model Part Number | SFK001J1 |
| Brand | Seiko |
Extended Product Information
FAQs
How do I set the GMT hand?
The GMT hand is set when you set the hour and minute hands. Make sure you adjust it to your reference time zone.
How long does the watch run on a full charge?
The Seiko 5K65 movement has a power reserve of approximately 6 months when fully charged.
Is the watch suitable for diving?
Yes, the watch is water-resistant up to 200 meters (660 feet), making it suitable for recreational diving.
How do I care for the stainless steel bracelet?
Clean the bracelet with a soft cloth and mild soap. Rinse with fresh water and dry thoroughly. Avoid harsh chemicals.
What kind of crystal does the watch have?
The watch features a scratch-resistant sapphire crystal.
Can I replace the bracelet?
Yes, the bracelet can be replaced. However, you might need professional help.
What is the warranty period?
Warranty information is dependent on the retailer.
Where can I get the watch serviced?
Contact a Seiko authorized service center or a qualified watchmaker for service and repairs.
Troubleshooting
Watch is not running.
Ensure the watch has been adequately exposed to sunlight to charge the solar cell. If it still does not run, consult a watchmaker.
The date is not changing correctly.
Adjust the date by pulling the crown to the first position, rotating it until the correct date appears. Ensure it is not set between 9 PM and 3 AM.
The GMT hand is not synchronized.
When setting the time, ensure the GMT hand is also set correctly to your reference time zone.
Condensation under the crystal.
This may indicate a compromised seal. Bring the watch to a qualified watchmaker for inspection and repair.
Pros and Cons
Pros
- Durable stainless steel construction.
- Solar-powered GMT movement for accurate and convenient timekeeping.
- Water resistance up to 200 meters, suitable for diving.
- Scratch-resistant sapphire crystal for enhanced durability.
- Luminescent hands and markers for low-light visibility.
- Stylish design suitable for both casual and professional settings.
Cons
- 45mm case size may be large for smaller wrists.
- Requires proper sunlight exposure to charge the solar movement.
- Bezel can be prone to scratches with heavy use.
- Bracelet adjustment may require professional tools.
- GMT functionality may be underutilized by some users.
- Limited availability of specialized service centers.
Setup, Compatibility & Care
Setting the Time and Date:
- Unscrew and pull out the crown to the first position to adjust the date.
- Pull the crown to the second position to set the time.
- Rotate the crown to set the hour and minute hands.
- The GMT hand moves in conjunction with the hour hand and can be set independently.
- Ensure the crown is screwed back in firmly to maintain water resistance.
Charging: Expose the watch to sunlight or bright light to charge the solar cell. Avoid storing the watch in complete darkness for extended periods.
Bracelet Adjustment: Professional adjustment is recommended. The links are connected with pins and collars.
Cleaning: Clean the watch with a soft, damp cloth. Avoid harsh chemicals or abrasive materials. Rinse with fresh water after exposure to saltwater.
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