Seiko Cal. 6286 - 778

This Spring Drive model from 1978 features a 44mm Titanium case. With its 18mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-33020c8343ed]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1978

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