Seiko Cal. 4556 - 384

This Spring Drive model from 1968 features a 46mm Two-Tone case. With its 22mm lug width and 13.9mm profile, it sits comfortably on most wrists. [seikata-wm-de473badeadc]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Silver

Jewels

32j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1968

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