Seiko Cal. 4427 - 380

This Automatic model from 1985 features a 44mm PVD Black case. The Bidirectional bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-70ea481b9b47]

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1985

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