Seiko Cal. 4424 - 391

The Seiko 4424-391 represents an important milestone in Seiko's 1986 lineup. It features a Silver dial protected by a Sapphire crystal and offers 160m of water resistance. [seikata-wm-edf907a97f11]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Silver

Jewels

34j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1986

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