Seiko Cal. 4437 - 561

This Spring Drive model from 1987 features a 43mm Gold-Plated case. With its 21mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-08fa8fa0d869]

Also known as: UFO, Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1987

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