Seiko Cal. 4438 - 187

The Seiko 4438-187 represents an important milestone in Seiko's 1981 lineup. With its 21mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-f0a8936ba861]

Also known as: UFO

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

34mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Burgundy

Jewels

26j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1981

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