Seiko Cal. 6662 - 694

This Automatic model from 1970 features a 36mm Two-Tone case. With its 19mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-e916c2c0ba03]

Also known as: Tuna, Silverwave

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1970

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