Seiko Cal. 4578 - 427

The Seiko 4578-427 represents an important milestone in Seiko's 1975 lineup. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-2f8f124ab697]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

39mm

Case Thickness

8.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Champagne

Jewels

34j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1975

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