Seiko Cal. 4456 - 427

This Kinetic model from 1981 features a 40mm Two-Tone case. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-e31514a97399]

Also known as: Helmet, Emperor

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

28j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1981

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