Seiko Cal. 6389 - 731

The Seiko 6389-731 represents an important milestone in Seiko's 1979 lineup. With its 22mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-10bfc1f4e9f0]

Also known as: Goldfeather, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

White

Jewels

27j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1979

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