Seiko Cal. 4431 - 958

This Kinetic model from 1998 features a 37mm PVD Black case. It features a Navy dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-f9cbce4e44ab]

Also known as: World Timer

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

37mm

Case Thickness

13.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Navy

Jewels

36j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1998

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