Seiko Cal. 5655 - 685

This Spring Drive model from 1971 features a 39mm Stainless Steel case. Powered by the 5655 caliber with 21j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-9325f81aff31]

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1971

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