Seiko Cal. 6391 - 998

The Seiko 6391-998 represents an important milestone in Seiko's 1978 lineup. With its 19mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-f021e99d4344]

Also known as: Pogue, Bellmatic

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

60m

Dial Color

Navy

Jewels

24j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1978

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