Seiko Cal. 5217 - 103

This Spring Drive model from 1969 features a 37mm Stainless Steel case. With its 19mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-fd6eae92f65b]

Also known as: Monster, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

White

Jewels

35j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1969

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