Seiko Cal. 5638 - 774

Released in 1972, the Cal. 5638 with design code 774 was part of Seiko's domestic market collection. It features a Green dial protected by a Mineral crystal and offers 170m of water resistance. [seikata-wm-6bf493a583f2]

Also known as: Pogue, Flighty

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

38mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Green

Jewels

34j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1972

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