Seiko Cal. 6642 - 778

The Seiko 6642-778 represents an important milestone in Seiko's 1994 lineup. With its 20mm lug width and 14.4mm profile, it sits comfortably on most wrists. [seikata-wm-5b0750aa66a5]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

34mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Cream

Jewels

21j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1994

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