Seiko Cal. 6391 - 147

The Seiko 6391-147 represents an important milestone in Seiko's 1995 lineup. The Bidirectional bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-84e577850eed]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

15.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Silver

Jewels

26j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1995

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