Seiko Cal. 6389 - 128

Released in 1991, the Cal. 6389 with design code 128 was part of Seiko's domestic market collection. Powered by the 6389 caliber with 28j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-1ff4dafa5314]

Also known as: Navigator, Emperor

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Silver

Jewels

28j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1991

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