Seiko Cal. 6389 - 689

The Seiko 6389-689 represents an important milestone in Seiko's 1992 lineup. It features a Black dial protected by a Hardlex crystal and offers 200m of water resistance. [seikata-wm-7684b541f215]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

Black

Jewels

28j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1992

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