Seiko Cal. 4523 - 550

This Automatic model from 1971 features a 46mm Two-Tone case. With its 21mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-703d6735d263]

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Cream

Jewels

35j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1971

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