Seiko Cal. 5231 - 514

This Quartz model from 1966 features a 34mm Stainless Steel case. Powered by the 5231 caliber with 29j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-3c6ee2a2d8cd]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1966

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