Seiko Cal. 6158 - 178

This Hand-Winding model from 1988 features a 42mm Stainless Steel case. Powered by the 6158 caliber with 36j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-00b123c8b82d]

Also known as: Tuna, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

12.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

White

Jewels

36j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1988

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