Seiko Cal. 5640 - 859

This Kinetic model from 1977 features a 44mm Hardlex-Coated Steel case. It features a Green dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-93106e42b09c]

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

13.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1977

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