Seiko Cal. 6388 - 443

The Seiko 6388-443 represents an important milestone in Seiko's 1983 lineup. With its 21mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-ad8b99291205]

Also known as: Rally

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1983

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