Seiko Cal. 6159 - 158

This Spring Drive model from 1979 features a 39mm Stainless Steel case. It features a Navy dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-069df158d688]

Also known as: Helmet, Navigator

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1979

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