Seiko Cal. 4431 - 234

This Hand-Winding model from 1999 features a 44mm Stainless Steel case. It features a Black dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-f646eafee960]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

11.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1999

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