Seiko Cal. 6391 - 863

The Seiko 6391-863 represents an important milestone in Seiko's 1991 lineup. With its 22mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-d886a0944af9]

Also known as: Bellmatic

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

26j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1991

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