Seiko Cal. 7039 - 178

This Spring Drive model from 1968 features a 40mm PVD Black case. With its 19mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-38ded609e0ac]

Also known as: Silverwave, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

15.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1968

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