Seiko Cal. 6640 - 839

This Kinetic model from 1973 features a 43mm Gold-Plated case. It features a Cream dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-29fde65e3eac]

Also known as: Goldfeather

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

15.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

170m

Dial Color

Cream

Jewels

22j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1973

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