Seiko Prospex Automatic Diver Men's Watch SPB189

Seiko Prospex

Ref. # SPB189



Titanium Automatic 200m Diver. Designed for those who treat life as the ultimate adventure, the Seiko Prospex line meets every challenge with technological excellence and style. Part of a rich legacy of innovation in high-intensity timekeeping, Prospex continues to celebrate a long history of sports watch excellence with re-creations and re-interpretations of landmark achievements. With its strong, yet smooth lines, and signature arrow-shaped bezel notches, this versatile watch reimagines Seiko's popular 2008 diver's watch, crafted, like the original of light and durable titanium, with a super-hard coating for enhanced strength. The high-visibility black dial, framed by a black and gray one-way rotating elapsed timing bezel, features a date calendar and LumiBrite hands and markers. Including an anti-reflective sapphire crystal, this perfectly balanced timepiece offers a screwdown crown and caseback, and tri-fold push button release clasp with secure lock and extender. Powered by a 24-jewel automatic movement with a frequency of 21,600 vibrations per hour, a power reserve of approximately 70 hours, and manual and automatic winding capability, this exceptional watch follows ISO standards for scuba diving to depths of up to 200 meters. 200m Water Resistant.


Gender: Men's

Case Dimensions:

  • Thickness: 13.3mm
  • Diameter: 43.5mm
  • Length: 51.0mm

Case: Titanium case with super-hard coating

Crystal Material: Sapphire crystal with anti-reflective coating on the inner surface

Water Resistance: 200 meters (660 feet), follows ISO standards and is suitable for scuba diving

Dial Color: Black

Strap: Titanium bracelet with black super-hard coating


Caliber 6R35
21,600 vibrations per hour
24 jewels
Power reserve: approximately 70 hours


Prospex Automatic Diver
Automatic with manual winding capability
Gray and black one-way rotating elapsed timing bezel
Black dial
Date calendar
Screwdown crown and caseback
LumiBrite hands and markers
Tri-fold clasp with push button release, secure lock and slide adjuster