Seiko Cal. 3831 - 653

This Kinetic model from 1965 features a 36mm Two-Tone case. With its 20mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-6154ab5586bb]

Also known as: World Timer

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1965

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