Seiko Cal. 4578 - 838

This Spring Drive model from 1974 features a 46mm Hardlex-Coated Steel case. With its 19mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-8e6e06f1427d]

Also known as: Panda, Flighty

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Cream

Jewels

22j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1974

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