Seiko Cal. 4427 - 509

The Seiko 4427-509 represents an important milestone in Seiko's 1995 lineup. It features a Black dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-902142049be7]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

14.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1995

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