Seiko Cal. 4455 - 723

This Spring Drive model from 1978 features a 36mm PVD Black case. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-02c12a74c60c]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Burgundy

Jewels

17j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1978

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