Seiko Cal. 4556 - 348

The Seiko 4556-348 represents an important milestone in Seiko's 1969 lineup. It features a Green dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-21aca4245b22]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

44mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Green

Jewels

28j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1969

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