Seiko Cal. 4531 - 929

This Quartz model from 1975 features a 34mm Hardlex-Coated Steel case. Powered by the 4531 caliber with 18j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-ff3661edaea7]

Also known as: Sumo, Rally

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1975

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