Seiko Cal. 6131 - 362

This Spring Drive model from 1967 features a 43mm Gold-Plated case. With its 21mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-e3e8bad180b1]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

14.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1967

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