Seiko Cal. 6391 - 749

The Seiko 6391-749 represents an important milestone in Seiko's 1979 lineup. With its 22mm lug width and 13.3mm profile, it sits comfortably on most wrists. [seikata-wm-b37cb22d2f2c]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1979

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