Seiko Cal. 6139 - 398

This Hand-Winding model from 1983 features a 41mm Two-Tone case. It features a White dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-38e898c9b14c]

Also known as: UFO, Arnie

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

White

Jewels

30j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1983

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