Seiko Cal. 4537 - 291

This Hand-Winding model from 1988 features a 44mm Hardlex-Coated Steel case. The Bidirectional bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-366d4f983caf]

Also known as: UFO, Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Burgundy

Jewels

29j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1988

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