Seiko Cal. 4440 - 230

This Automatic model from 1975 features a 35mm Stainless Steel case. With its 20mm lug width and 15.6mm profile, it sits comfortably on most wrists. [seikata-wm-f76146ec8a14]

Also known as: Helmet, Silverwave

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Green

Jewels

36j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1975

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