Seiko Cal. 5231 - 102

This Kinetic model from 1967 features a 46mm Two-Tone case. With its 20mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-f0c6ca50ca47]

Also known as: Helmet, Navigator

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

24j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1967

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