Seiko Cal. 6122 - 557

This Spring Drive model from 1988 features a 39mm Stainless Steel case. Powered by the 6122 caliber with 19j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-d74ae8477e15]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Cream

Jewels

19j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1988

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