Seiko Cal. 4471 - 540

This Spring Drive model from 1970 features a 34mm Two-Tone case. With its 18mm lug width and 11.3mm profile, it sits comfortably on most wrists. [seikata-wm-4223dabd3b85]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

29j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1970

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