Seiko Cal. 5637 - 455

The Seiko 5637-455 represents an important milestone in Seiko's 1989 lineup. With its 22mm lug width and 11.9mm profile, it sits comfortably on most wrists. [seikata-wm-b9f08a6c6679]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Burgundy

Jewels

36j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1989

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