Seiko Cal. 6256 - 391

This Quartz model from 1976 features a 40mm Two-Tone case. With its 21mm lug width and 15.3mm profile, it sits comfortably on most wrists. [seikata-wm-27fc6b2357e1]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Black

Jewels

24j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1976

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