Seiko Cal. 5659 - 641

The Seiko 5659-641 represents an important milestone in Seiko's 1981 lineup. It features a Burgundy dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-48ae6f37a152]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

25j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1981

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