Seiko Cal. 4538 - 750

This Quartz model from 1989 features a 40mm Stainless Steel case. Powered by the 4538 caliber with 29j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-0efd96e2ad49]

Also known as: Sumo, Rally

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Burgundy

Jewels

29j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1989

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