Seiko Cal. 6389 - 670

The Seiko 6389-670 represents an important milestone in Seiko's 1972 lineup. With its 20mm lug width and 14.4mm profile, it sits comfortably on most wrists. [seikata-wm-b220154fe5c7]

Also known as: Emperor

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

37mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Green

Jewels

30j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1972

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