Seiko Cal. 4570 - 689

This Automatic model from 1985 features a 37mm PVD Black case. With its 20mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-1b40b85c327d]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

8.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1985

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