Seiko Cal. 4537 - 992

The Seiko 4537-992 represents an important milestone in Seiko's 1991 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-441c5e79c763]

Also known as: UFO

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

41mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1991

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