Seiko Cal. 4437 - 153

This Hand-Winding model from 1965 features a 38mm Two-Tone case. With its 18mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-293731196bb1]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1965

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