Seiko Cal. 4431 - 594

This Automatic model from 1992 features a 44mm PVD Black case. Powered by the 4431 caliber with 29j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-05fc8d022f19]

Also known as: World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

170m

Dial Color

Burgundy

Jewels

29j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1992

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