Seiko Cal. 6389 - 530

The Seiko 6389-530 represents an important milestone in Seiko's 1975 lineup. With its 21mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-ac7d90f6082b]

Also known as: Tuna, Rally

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1975

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