Seiko Cal. 3897 - 955

This Spring Drive model from 1971 features a 45mm Stainless Steel case. With its 20mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-9b86c969ed6a]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

14.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

20j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1971

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