The Seiko caliber H855 is a Solar watch with a duo display. This watch has a stopwatch, alarm, date display, dual time and dive mode.

Seiko Solar technology converts all types of light into energy to power a watch thanks to a solar cell with high performance electricity generation.

Specifications

Movement

Caliber Number
H855

Movement Type
Solar

Precision
±15 seconds per month

Functions

• Power save function
• Chronograph up to 100 hours in 1/100 second increments
• Alarm function (daily alarm)
• Full-auto calendar correct to the December 31, 2100
• Battery life warning function
• LED (the built-in illuminating light) function

Case/Band

Case Material
Stainless steel and plastic

Case Size

• Thickness: 14 mm
• Diameter: 46.9 mm
• Lug-to-lug: 50.9 mm

Crystal
Hardlex

LumiBrite
LumiBrite on hands, index(es) and bezel

Band Material
Silicone

Distance between lugs
22mm

Other Details

Water Resistance
200m / 660ft diver's

Magnetic Resistance
4,800 A/m

Weight
106 gr

Features

• Screw case back
• Unidirectional rotating bezel
• Screw-down crown
• Screw case back