Seiko - Prospex - SPB189

Seiko - Prospex - SPB189
Caliber Number  6R35
Movement Type  Automatic with manual winding capacity
Accuracy  +25 to -15 seconds per day
Case Material
Stainless steel (super hard coating)
Crystal  Sapphire crystal
Crystal Coating  Anti-reflective coating on inner surface
LumiBrite  Lumibrite on hands, indexes and bezel
Clasp  Three-fold clasp with secure lock , push button release with extender
Water Resistance  200m / 660ft diver's
Case Size
Thickness:  12.5㎜
Diameter:  42㎜
Length:  48.8㎜
Weight  186.0 g
Bracelet Length  200 ㎜

    Screw case back
    Screw-down crown
    Three-fold clasp with secure lock
    Unidirectional rotating bezel
    24 jewels
    Date display
    Stop seconds hand function