Seiko Cal. 4437 - 755

Released in 1971, the Cal. 4437 with design code 755 was part of Seiko's domestic market collection. With its 19mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-3dea7da13573]

Also known as: Flighty

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

Cream

Jewels

29j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1971

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