Seiko Cal. 5668 - 537

The Seiko 5668-537 represents an important milestone in Seiko's 1989 lineup. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-74b6d74b6c4a]

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1989

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