Seiko Cal. 4578 - 428

The Seiko 4578-428 represents an important milestone in Seiko's 1965 lineup. It features a Champagne dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-cb644febcb5f]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Champagne

Jewels

32j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1965

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