Seiko Cal. 6381 - 844

This Hand-Winding model from 1981 features a 43mm Two-Tone case. With its 19mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-1661c069bedd]

Also known as: UFO, World Timer

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

130m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1981

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