Seiko Cal. 6145 - 291

This Spring Drive model from 1978 features a 42mm Stainless Steel case. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-ac14f38371d6]

Also known as: Helmet, Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

14.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1978

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