Seiko Cal. 4420 - 227

The Seiko 4420-227 represents an important milestone in Seiko's 1989 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-9bb381a8335d]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

Champagne

Jewels

25j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1989

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