Seiko – Prospex Automatic Diver’s Re-Interpretation Cushion Shape – SPB317
Prospex Automatic Diver / Re-interpretation of an iconic cushion-shape case design
with a thinner, sleeker profile / Automatic with manual winding capability
21,600 vibrations per hour
Power reserve: approximately 70 hours
24 jewels
Black uni-directional rotating elapsed timing bezel
Black dial
Date calendar
LumiBrite hands and markers
Curved sapphire crystal with anti-reflective coating on the inner surface
Screwdown recessed crown and caseback
Case dimensions: Thickness 12.3mm; Diameter 41.0mm
Stainless steel case with super hard coating
Black rail-pattern silicone strap
Water Resistance: Diver’s Watch 200 meters (660 feet).
Follows ISO standards and is suitable for scuba diving.
Caliber 6R35