Seiko Cal. 4586 - 198

This Spring Drive model from 1975 features a 42mm Stainless Steel case. Powered by the 4586 caliber with 28j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-abc578fab65b]

Also known as: Tuna, Navigator

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Silver

Jewels

28j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1975

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