Seiko Cal. 6391 - 258

The Seiko 6391-258 represents an important milestone in Seiko's 1989 lineup. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-989df1bb409c]

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

36mm

Case Thickness

10.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Black

Jewels

33j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1989

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