Seiko Cal. 4542 - 389

The Seiko 4542-389 represents an important milestone in Seiko's 1979 lineup. It features a Navy dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-8c2a8b641f0b]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

Navy

Jewels

30j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1979

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