Seiko Cal. 4539 - 443

The Seiko 4539-443 represents an important milestone in Seiko's 1974 lineup. It features a Navy dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-3dfe82baa565]

Also known as: Emperor

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Navy

Jewels

33j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1974

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