Seiko Cal. 7198 - 140

The Seiko 7198-140 represents an important milestone in Seiko's 1968 lineup. With its 18mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-457ed5f5a9ce]

Also known as: Tuna, Silverwave

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

8.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

23j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1968

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