Seiko King Seiko SPB391J1

Specifications

Movement

Caliber Number

6R55

Movement Type

Automatic with manual winding

Precision

+25 to -15 seconds per day

Power reserve

Approx. 72 hours(3 days)

Jewels

24

Functions

Stop seconds hand function

Case/Band

Case Material

Stainless steel

Case Size

Thickness:11.7mm

Diameter:38.3mm

Lug-to-lug:46.0mm

Crystal

Box shaped sapphire crystal

Crystal Coating

Anti-reflective coating on inner surface

LumiBrite

LumiBrite on Hands

Clasp

Deployment clasp with push button release

Distance between lugs

19

Other Details

Water Resistance

10 bar

Weight

139.0g

Features

Interchangeable band with quick release spring bars

Screw case back