Seiko Cal. 6388 - 449

The Seiko 6388-449 represents an important milestone in Seiko's 1970 lineup. With its 22mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-fb3d2cfd6202]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

Cream

Jewels

34j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1970

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