Movement
Caliber Number: 6R54
Movement Type: Automatic with manual winding mechanism
Power Reserve: 72 hours/ 3 Days
Case / Band
Case Material: Stainless steel case with super-hard coating
Thickness: 12.9 mm
Diameter: 42 mm
Crystal: Curved sapphire crystal
Crystal Coating: Anti-reflective coating
Band Material: Stainless steel bracelet with three fold clasp
Other Details
Water Resistance: 200m
Features:
- Screw case back
- Screw-down crown
- Stainless index and hands
- Stainless steel case with Diashield
- Stainless steel bracelet with Diashield
- Anti-reflective coating on inner surface
Any purchase through our SEIKO Online Store has a 3-year guarantee.

