
Seiko Prospex SFK001 Sea Sumo Solar GMT Blue
Combining the ease and accuracy of solar quartz with a 24-hour hand for tracking a second time zone, it's everything you expect from a Seiko diver's watch, and so much more.
The robust 45mm stainless steel case and 200 meters of water resistance allow this diver's watch to go anywhere a serious explorer can imagine.
Under the stylish pressed-pattern dial, the new 5K65 movement turns ambient light into accurate timekeeping.
The first Seiko solar-powered watch with a GMT function, its brightly colored 24-hand opens a new frontier for the Seiko diver's watch.
Caliber: 5K65
Movement Type: Solar
Precision: ±15 seconds per month
Jewels: 3
Case Material: Stainless steel
Case Thickness: 13.2mm
Case Diameter: 45.0mm
Lug-to-Lug: 51.8mm
Crystal: Sapphire Crystal
Crystal Coating: Anti-reflective coating on the inner surface
Hands: LumiBrite on hands, index(es) and bezel
Clasp: Three-fold clasp with secure lock, push button release with extender
Bracelet Length: 200.0mm
Distance Between Lugs: 20mm
Functions:
- Overcharge prevention function
- Quick-start function
- 24-hour hand
- Date display
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Combining the ease and accuracy of solar quartz with a 24-hour hand for tracking a second time zone, it's everything you expect from a Seiko diver's watch, and so much more.
The robust 45mm stainless steel case and 200 meters of water resistance allow this diver's watch to go anywhere a serious explorer can imagine.
Under the stylish pressed-pattern dial, the new 5K65 movement turns ambient light into accurate timekeeping.
The first Seiko solar-powered watch with a GMT function, its brightly colored 24-hand opens a new frontier for the Seiko diver's watch.
Caliber: 5K65
Movement Type: Solar
Precision: ±15 seconds per month
Jewels: 3
Case Material: Stainless steel
Case Thickness: 13.2mm
Case Diameter: 45.0mm
Lug-to-Lug: 51.8mm
Crystal: Sapphire Crystal
Crystal Coating: Anti-reflective coating on the inner surface
Hands: LumiBrite on hands, index(es) and bezel
Clasp: Three-fold clasp with secure lock, push button release with extender
Bracelet Length: 200.0mm
Distance Between Lugs: 20mm
Functions:
- Overcharge prevention function
- Quick-start function
- 24-hour hand
- Date display























