Seiko Cal. 6391 - 608

The Seiko 6391-608 represents an important milestone in Seiko's 1994 lineup. Powered by the 6391 caliber with 34j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-29f866a8a3f2]

Also known as: Helmet, Silverwave

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Silver

Jewels

34j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1994

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