Seiko Cal. 6356 - 588

This Spring Drive model from 1978 features a 40mm PVD Black case. With its 19mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-f029ef8b6bc9]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1978

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