Seiko Cal. 3859 - 731

The Seiko 3859-731 represents an important milestone in Seiko's 1990 lineup. Powered by the 3859 caliber with 25j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-dff7af3b83fb]

Also known as: Rally

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Black

Jewels

25j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1990

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