Seiko Cal. 5638 - 404

The Seiko 5638-404 represents an important milestone in Seiko's 1991 lineup. It features a White dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-91d7ffbf14fd]

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

170m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1991

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