Seiko Cal. 4420 - 553

The Seiko 4420-553 represents an important milestone in Seiko's 1990 lineup. It features a Green dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-473aac680ab6]

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

8.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

90m

Dial Color

Green

Jewels

32j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1990

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