Seiko Cal. 4429 - 394

This Spring Drive model from 1973 features a 46mm Two-Tone case. With its 21mm lug width and 9.1mm profile, it sits comfortably on most wrists. [seikata-wm-509196b98b24]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

9.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1973

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