Seiko Cal. 6389 - 674

Released in 1973, the Cal. 6389 with design code 674 was part of Seiko's domestic market collection. With its 18mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-c053be14db2d]

Also known as: Tuna, Emperor

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Cream

Jewels

29j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1973

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