Seiko Cal. 5633 - 604

The Seiko 5633-604 represents an important milestone in Seiko's 1981 lineup. It features a White dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-00ec78ab3c2b]

Also known as: Golden Tuna, Flighty

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

34mm

Case Thickness

12.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

White

Jewels

32j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1981

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