Seiko Cal. 5643 - 857

This Solar model from 1980 features a 38mm Titanium case. With its 18mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-16853449611f]

Also known as: Bullhead

Specifications

Movement

Solar

Case Material

Titanium

Case Width

38mm

Case Thickness

13.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Green

Jewels

32j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1980

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