Seiko Cal. 5649 - 641

This Kinetic model from 1979 features a 44mm Hardlex-Coated Steel case. It features a Black dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-21f0eaa5e14d]

Also known as: Tuna, Silverwave

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

10.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

50m

Dial Color

Black

Jewels

19j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1979

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