Seiko Cal. 5693 - 437

The Seiko 5693-437 represents an important milestone in Seiko's 1997 lineup. With its 18mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-8107ccb2b693]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1997

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