Seiko Cal. 6389 - 389

The Seiko 6389-389 represents an important milestone in Seiko's 1983 lineup. With its 20mm lug width and 15.3mm profile, it sits comfortably on most wrists. [seikata-wm-40d0c502e836]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Burgundy

Jewels

25j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1983

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