Seiko Cal. 5663 - 379

The Seiko 5663-379 represents an important milestone in Seiko's 1981 lineup. It features a Silver dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-9b855dc39533]

Also known as: Rally

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

8.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

50m

Dial Color

Silver

Jewels

28j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1981

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