Seiko Cal. 4531 - 628

This Quartz model from 1991 features a 43mm Gold-Plated case. Powered by the 4531 caliber with 36j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-3bd9ca7c9ff9]

Also known as: Sumo, Emperor

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1991

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