Seiko Cal. 6689 - 827

This Solar model from 1976 features a 46mm Titanium case. With its 20mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-d5e521f0fe04]

Also known as: Sumo, Bullhead

Specifications

Movement

Solar

Case Material

Titanium

Case Width

46mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1976

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