Seiko Cal. 5639 - 966

This Kinetic model from 1966 features a 38mm Two-Tone case. With its 18mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-56ddd0788462]

Also known as: Monster, Silverwave

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

White

Jewels

18j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1966

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