Seiko Cal. 3865 - 538

This Spring Drive model from 1978 features a 35mm Stainless Steel case. With its 20mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-128e00b53b9f]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

31j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1978

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