Seiko Cal. 6331 - 349

This Spring Drive model from 1989 features a 40mm Stainless Steel case. With its 20mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-1d3bff52fbf9]

Also known as: Rally, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

14.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Green

Jewels

30j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1989

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