Seiko Cal. 6159 - 306

This Automatic model from 1980 features a 41mm Stainless Steel case. Powered by the 6159 caliber with 20j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-9a0433855445]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1980

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