Seiko Cal. 4487 - 236

This Spring Drive model from 1989 features a 44mm PVD Black case. With its 22mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-c6a93e946b6b]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

8.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Black

Jewels

22j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1989

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