Caliber Number


Movement Type: Automatic with manual winding capacity

Accuracy: +25 to -15 seconds per day

Duration: Approx. 50 hours

Exterior: Case Material

Stainless steel (super hard coating) with stainless steel bezel

Crystal: Sapphire crystal

Crystal Coating: Anti-reflective coating on inner surface

LumiBrite: Lumibrite on hands and indexes

Other Details: Water Resistance 200m / 660ft diver's


Case Size

Thickness:  12.7㎜
Diameter: 44㎜

Weight: 186.0g 

Other Specifications:


  • Screw case back
  • Screw-down crown
  • Three-fold clasp with secure lock
  • Unidirectional rotating bezel


Other Features

  • 23 jewels
  • Date display
  • Stop seconds hand function

Seiko Prospex Automatic Diver SPB083J1