Seiko Cal. 6639 - 646

This Kinetic model from 1975 features a 44mm Gold-Plated case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-82c21e3c5e3f]

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

10.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1975

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