Seiko Cal. 5680 - 589

The Seiko 5680-589 represents an important milestone in Seiko's 1989 lineup. Powered by the 5680 caliber with 27j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-3b1a3e63ac6b]

Also known as: Sumo, Bullhead

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

9.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

White

Jewels

27j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1989

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