Seiko Prospex SPB239J1 SPB239

Caliber Number
6R35

Movement Type
Automatic with manual winding

Accuracy
+25 to -15 seconds per day

Duration
Approx. 70 hours

Exterior
Case Material
Stainless steel (super hard coating)

Crystal
Curved sapphire crystal

Crystal Coating
Anti-reflective coating on inner surface

LumiBrite
LumiBrite on hands, indexes and bezel

Band Material
Polyester

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

Case Size
Thickness: 13.2 ㎜
Diameter: 40.5 ㎜
Length: 47.6 ㎜
Weight
106.0 g
Other Specifications
An additional polyester strap is included
Screw case back
Screw-down crown
Unidirectional rotating bezel
Other Features
24 jewels
Date display
Stop second hand function