Seiko Cal. 5658 - 965

This Spring Drive model from 1965 features a 41mm Two-Tone case. Powered by the 5658 caliber with 31j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-bff331affb14]

Also known as: Sumo, Pogue

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

White

Jewels

31j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1965

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