Seiko Cal. 4556 - 966

This Automatic model from 1975 features a 42mm PVD Black case. With its 19mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-4e42ccf42411]

Also known as: Turtle, Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

42mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

26j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1975

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