Seiko Cal. 6342 - 613

This Hand-Winding model from 1979 features a 39mm PVD Black case. With its 22mm lug width and 11.9mm profile, it sits comfortably on most wrists. [seikata-wm-8615f1320ccd]

Also known as: Sumo, Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

90m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1979

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