Seiko Cal. 6173 - 331

This Spring Drive model from 1988 features a 44mm PVD Black case. With its 19mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-a771e2b117dd]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

8.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1988

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