Seiko Cal. 5688 - 543

This Spring Drive model from 1993 features a 42mm PVD Black case. With its 20mm lug width and 14.6mm profile, it sits comfortably on most wrists. [seikata-wm-d0c38699595a]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1993

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